Search Results — 2000 specimen records retrieved (1608 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  HSC39145  Abies X shastensis Gary S. Lester 1974-6-30 328 Tehama Yolla Bolly Wilderness, peak near N Yolla Bolly Mtn. 2317 Comment
  CAS-BOT-BC330992  Acer glabrum var. glabrum John Thomas Howell 1961-6-20 36565 Tehama Lassen Volcanic National Park, Lassen Highway at Diamond Pt. 2209 Comment
  CHSC23874  Achillea millefolium B. Garamendi 1974-5-11 3 Tehama Mill/Deer Creek Study Area. 300 yds S of Antelope Creek Crossing on Belle Melle Rd. 487 Comment
  CHSC44183  Achillea millefolium Vernon Oswald 1988-6-27 3524 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC66472  Achillea millefolium Vernon H. Oswald; Lowell Ahart 1996-5-20 7580 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  UC1738960  Achnatherum lemmonii Dean Wm. Taylor with Glenn Clifton 1992-8-22 13198 Tehama Lassen Volcanic National Park, Mt. Conard, east slope in the head of unnamed creek draining to Spencer Meadow, near the Plumas County line 2392 Comment
  SEINET7593349 Image available Achnatherum lemmonii George W. Gillett 1957-8-18 1103 Tehama Lassen Volcanic National Park, Brokeoff Mountain. Lower portion of the Brokeoff Trail, about 1/4- mile above the Sulphur Works Checking Station. 2103 Comment
  RSA719177  Achnatherum lemmonii var. lemmonii L. Ahart 2006-7-19 13014 Tehama Just east of Colby Creek near large man-made piles of soil & rock about 1.75 air mi SE of Colby Mountain, About 4.75 air mi NE of Butte Meadows 1504 Comment
  CHSC105904  Achnatherum occidentale subsp. occidentale B. Castro; L. P. Janeway 1999-8-23 1034 K Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. 1999 Comment
  JEPS88335  Achyrachaena mollis Vernon H. Oswald and Lowell Ahart 1996-4-15 7368 Tehama CDFG parcel on s side of Gayle Rd. nw Corning (nw side of valley, drainage on s side of intermittent stream ca. 0.1 mi e of the lane); Sacramento Valley, Thomas Creek Ecological Reserve 103 Comment
  CHSC78840  Acmispon americanus var. americanus Julie Cunningham; Jenny Marr, Heidi West, Caroline Warren, Natalie W 1998-7-6 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 365 Comment
  CHSC68583  Acmispon brachycarpus Vernon H. Oswald; Lowell Ahart 1997-5-14 8427 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 5.7 mi southeast of Plum Creek Rd., 0.4 mi northwest of the Middle Fork Antelope Creek. 981 Comment
  CHSC80639  Acmispon brachycarpus Lowell Ahart 2001-6-8 8772 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CHSC92781  Acmispon brachycarpus John Dittes; Josephine Guardino 2005-4-13 1074 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS124041  Acmispon nevadensis var. nevadensis Lowell Ahart, John Dittes 2015-8-5 20478 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC102320  Acmispon wrangelianus L. P. Janeway 2009-4-4 9717 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Cottonwood Jeep Trail 1.1 road km northwest of Powerline Road; ridge between Shaw Creek and Little Antelope Creek. 573 Comment
  UC465617  Aconitum columbianum W. P. Taylor 1913-8-2 Tehama 2 mi. s. S. Yolla Bolly Mt. Comment
Read comments
Jul 5 2009
  CAS-BOT-BC391370  Aconitum columbianum subsp. columbianum P. A. Munz 1951-7-25 16845 Tehama Square Lake, n. base of South Yolla Bolly Mts. 2133 Comment
  CHSC90905  Aconogonon davisiae Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5482 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  CAS-BOT-BC412931  Aconogonon davisiae Alice Eastwood; John Thomas Howell 1941-7-10 9855 Tehama Anthony Peak, Mendocino-Tehama Co. Comment
  UCD128470  Acourtia microcephala N. H. Macleod 1964-6-4 s.n. Tehama exact location unknown. Comment
  CHSC30412  Adenocaulon bicolor M. Merryman 1979-9-7 37 Tehama Potato Patch Campground, ca. 18 mi NE of Butte Meadows turnoff (Humboldt Road) on Hwy 32. 1024 Comment
  CAS-BOT-BC69698  Adiantum aleuticum H. F. Copeland 1920-7-24 3 Tehama Rattlesnake Creek. Comment
  CHSC101194  Adiantum jordanii L. P. Janeway 2009-4-4 9708 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Ishi Road 0.2 km southwest of its crossing of Antelope Creek. 396 Comment
  CAS-BOT-BC65602  Adiantum jordanii B. Garamendi 1974-5-11 34 Tehama 200 yds. W of Ponderosa Way and Deer Creek Crossing 609 Comment
  CHSC66490  Aesculus californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7584 Tehama Cascade Range Foothills. og Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the bank of an intermittent stream at the northeast end of the parcel. 164 Comment
  HSC79330  Agoseris heterophylla J. Heywood, D. H. Norris 1968-3-31 1895 Tehama Oak Parkland; Hwy. 36, 49 miles east of Shasta Co. Line Comment
  JEPS7512  Agoseris heterophylla var. heterophylla Milo S. Baker and H. K. Wagnon 1953-5-31 12729 Tehama along logging road w, near 5 mi post Paskenta Comment
  CHSC102680  Agrostis exarata Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16347 Tehama West side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. T29N R04E, area between southeast 1/4 Section 23 and southwest 1/4 Section 24. 1493 Comment
  CHSC115802  Agrostis exarata Lowell Ahart; John Dittes 2015-8-5 20472 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC84264  Agrostis exarata Lowell Ahart; John Dittes 2003-6-11 10283 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  UC1543798  Agrostis exarata Harold and Virginia Bailey 1948-8-28 3070 a Tehama in meadow below Ski Hut (near Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  UCD52408  Agrostis exarata H. S. Yates 1936-8-12 6094 Tehama near Mineral Summit. 1463 Comment
  CDA15410  Agrostis hendersonii G. F. Hrusa, J. Hart 1998-5-1 14408 Tehama Sacramento Valley; Margins of shallow vernal pools on ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. approaching the lower limit of Quercus douglasii woodland. Annual, fairly common here. Comment
  JEPS96014  Agrostis hendersonii Vernon H. Oswald and Lowell Ahart 1996-4-29 7468 Tehama nw of Corning (CDFG parcel on s side of Gyle Road, nw side of Sacramento Valley, along intermittent stream near the w boundary, Thomes Creek Ecological Reserve); Thomes Creek Ecological Reserve, Sacramento Valley 103 Comment
  CHSC94307  Agrostis idahoensis Lowell Ahart 2006-7-19 13027 Tehama In a small bog, in a meadow, south of an open dry flat, about 100 yards west of the dirt road, east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  JEPS100397  Agrostis microphylla Dean W. Taylor 1995-5-12 14895 Tehama 10 mi SE of Corning (South Fork Hall Creek); Sacramento Valley 140 Comment
  CHSC101424  Agrostis pallens David Isle 1992-7-7 1543 Tehama Coordinated Resource Inventory (Ecological Unit Inventory) Plot 924 taken at north end Rd 23N04.2. S of the SW tributary of Willow Creek. (Quail Flat Landing N of Sugar Spring Campground). 1231 Comment
  CHSC97411  Agrostis scabra Robert Fischer 2006-7-16 1031 Tehama Childs Meadow. Cascade Range High, off Hwy. 32 south of the Hwy. 36 junction, part of the Deer Creek Meadow. 1402 Comment
  SEINET6844049  Agrostis scabra Robert A. Evers, Clara V. Evrs 1975-8-23 115018 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CHSC105746  Agrostis stolonifera David Isle 1992-10-21 1802 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Kenny Ridge; 0.45 mile NW of Jct. 23N04/23N24 in wet spot on north aspect of 23N24. 1267 Comment
  JEPS124425  Agrostis variabilis Lowell Ahart, John Dittes 2015-8-5 20449 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC96626  Aira caryophyllea Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13628 Tehama On the east side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  UCD55740  Aira caryophyllea A. A. Beetle 1942-5-19 3282 Tehama 33 miles W of Red Bluff on Rt. 36. Button Canyon Experimental Plot. Comment
  CHSC84316  Alisma lanceolatum Lowell Ahart; John Dittes 2003-6-11 10267 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC79373  Alisma triviale B. Castro; C. Warren 2000-4-13 1074 Tehama Vicinity of Orland W of Highway I-5, along main Rice Creek channel in large open area within planted eucalyptus trees. 83 Comment
  SEINET260869  Allium Leila M. Shultz 1990-5-5 11261 Tehama Northern Coastal Range area, Corning District of the Mendocino Forest. 305 Comment
  CAS-BOT-BC131967  Allium John Thomas Howell; R. C. Barneby 1954-5-14 29570 Tehama 9 miles east of Paynes Creek 1005 Comment
  CHSC2058  Allium amplectens M. Underhill 1953-5-3 Tehama 152 Comment
  CHSC64569  Allium amplectens Vernon H. Oswald; Lowell Ahart 1995-4-10 6618 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 207 Comment
  JEPS56350  Allium amplectens W. L. Jepson 1932-5-9 16360 Tehama by road 3-4 mi from Seven Mile Creek (rubble field ne of Red Bluff) 137 Comment
Read comments
Jul 15 2009
  CAS-BOT-BC462231  Allium amplectens Milo S. Baker; H. K. Wagnon 1953-5-31 12726 Tehama Logging rd west of Paskenta near 2 mi post Comment
  CAS-BOT-BC462232  Allium amplectens P. A. Munz 1951-7-25 16871 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Mts. 2133 Comment
  SEINET8112100  Allium amplectens B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  JEPS100798  Allium bolanderi var. bolanderi Dean W. Taylor 1990-4-24 10653 Tehama Manton Plains (just S of Battle Creek), S of Spring Branch Road (Manton Road), adjacent to PG&E natural gas pipeline 295 Comment
  HSC71877  Allium campanulatum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5859 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  JEPS94272  Allium campanulatum Vernon Oswald and Lowell Ahart 1997-6-10 8564 Tehama between Paskenta and Covelo on M2 (23N69) 1.4 mi n of its junction with the road to Wells Cabin Campground Wells Cabin Campground 1844 Comment
  CHSC28170  Allium cernuum J. D. Jokerst 1979-7-4 278 Tehama 100 met. W. of marshy pond area along Forest Service trail 3E12. Turner Mtn. Comment
  HSC2939  Allium falcifolium Louise Kellogg 1952-7-17 75 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  HSC82151  Allium validum Thomas W. Nelson, Jane P. Nelson 1979-6-25 4917 Tehama Along FS Rd. 35, 1.9 mi. from Stuart Gap Comment
  CHSC109202  Allophyllum divaricatum B. Castro; L. P. Janeway 2004-5-30 1463 Tehama High Cascade Range. NE-facing slope above unnamed tributary from south into Deer Creek; 100 ft above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 1.4 road mi E of major hairpin turn where road drops into Deer Ck canyon. 999 Comment
  RSA92983  Allophyllum divaricatum H. K. Wagnon 1953-5-3 12660 Tehama Logging rd. west of Paskenta Comment
  JEPS69382  Allophyllum gilioides subsp. gilioides W. L. Jepson 1899-4-27 15067 Tehama near Mt. Tom but in foothills (Greasewood Hills) Cold Fork of Cottonwood Creek; Inner Coast Ranges, Greasewood Hills, Cold Fork of Cottonwoo Comment
  RSA93377  Alnus incana subsp. tenuifolia Milo S. Baker 1953-7-12 12913 Tehama Along county road 6 mi. above Whitlock Camp west of Paskenta. 1829 Comment
  CHSC107235  Alopecurus saccatus Lowell Ahart; John Dittes 2011-6-9 17434 Tehama Rio De Los Molinos Land Grant. Bottom of a large vernal pool, sand dune area, about 100 yards south of fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CHSC26617  Alopecurus saccatus M. P. Hayes 1978-3-28 137 Tehama Collected along Leininger road, approx. 0.8 mi e of Highway 99. 40 Comment
  JEPS104372  Amaranthus albus Lowell Ahart 2003-9-17 10566 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  CHSC105664  Ammannia coccinea Lowell Ahart; John Dittes 2010-10-4 17295 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC113024  Ammannia robusta Lowell Ahart 2013-8-2 18975 Tehama South side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC116180  Ammannia robusta Lowell Ahart; John Dittes 2015-6-22 20254 Tehama About 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  JEPS95677  Amsinckia intermedia Vernon H. Oswald 1995-3-27 6549 Tehama ca. 1.5 mi n of Dales Station; Cascade Range Foothills, Dales Lake Reserve; T29N R2W SW1/4 NE1/4 Sec. 26, 720 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  HSC3514  Amsinckia intermedia John Heywood, D. H. Norris 1968-3-31 1852 Tehama Hwy. 36, ca. 56 mi. E of Shasta Co. line Comment
  HSC65817  Amsinckia intermedia Cathy Goldberg, Lynn Kunstman, Lauren Philbrick, Geoff Walsh 1980-5-3 89 Tehama 1/2 mi. SSW of BM1797 on FS Rd. 29N15 610 Comment
  CHSC75253  Amsinckia menziesii Vernon H. Oswald; Lowell Ahart 1999-4-21 9702 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. 762 Comment
  CHSC79698  Amsinckia menziesii L. P. Janeway; B. Castro 2000-4-21 6668 Tehama High Cascade Range. North side of Mill Creek 2.1 km east of Black Rock and Ponderosa Way. 716 Comment
  CHSC75355  Amsinckia menziesii var. menziesii Ben Myhre 1997-3-31 22 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS61109  Amsinckia menziesii var. menziesii Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (Covelo Road) Comment
  CHSC48124  Anaphalis margaritacea Vernon Oswald 1984-7-16 1604 Tehama 29N22, 1.9 mi W of Hwy 89 (to Lassen Park). 1889 Comment
  RSA697277  Andropogon virginicus D. W. Taylor 1992-10-8 13264 Tehama ca. 8 miles SW of Corning Bluff; in central portion of a ca. 10000 ha. Eucalyptus plantation. 85 Comment
  JEPS105188  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 13264 Tehama Sourgrass Creek; ca. 8 miles SW of Corning Bluff 85 Comment
  SEINET10514030  Andropogon virginicus var. virginicus Dean W. Taylor 1992-10-8 Taylor 13264 Tehama Sourgrass Creek; ca 8 miles SW of Corning Bluff; T23N R3W Sec. 20; gravelly streambed in central portion of a ca. 10000 ha Eucalyptus plantation. 85 Comment
  CAS-BOT-BC391824  Anemone drummondii George W. Gillett 1953-7-3 263 Tehama Lassen Volcanic National Park. 0.25 mile above Diamond Point. Near Diamond Peak 2255 Comment
  UC1287881  Angelica californica Tracey and Viola Call 1966-7-17 2513 Tehama about 3 mi below Potato Patch (near jct of Calf Creek, a tributary to Deer Creek); near jct of Calf Creek, tributary to Deer Creek 1005 Comment
  UC1609302  Anisocarpus scabridus Vernon H. Oswald and Lowell Ahart 1993-9-2 5896 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  UCD128900  Anisocarpus scabridus J. M. Tucker; L. K. Mann 1959-7-19 3555 Tehama South Yolla Bolly Mountain, ca. 0.5 mile east of summit. 2286 Comment
  CHSC68929  Antennaria argentea Vernon H. Oswald; Lowell Ahart 1997-7-7 8689 Tehama Forest Road 27N26 0.8 mi west of its junction with 27N06, west of Saddle Campground, near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC32159  Antennaria geyeri James Jokerst 1980-8-22 1102 Tehama North Coast Ranges. Near Mt. Linn. Comment
  UCD128926  Antennaria geyeri J. M. Tucker; L. K. Mann 1959-7-19 3559 Tehama Southeast side of South Yolla Bolly Mountain. 2255 Comment
  CHSC56270  Antennaria rosea subsp. rosea K. R. Stern 1986-5-21 8292 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC55341  Anthriscus caucalis L. P. Janeway 1991-4-18 3913 Tehama Battle Creek Wildlife Area. On bank of slough on south side of Battle Creek ca 1 1/2 mi east of the Sacramento River. 121 Comment
  CHSC117350  Antirrhinum cornutum B. Castro; E. MacKinnon, B. Humphrey, L. Janeway, A. Groom 2016-7-20 2144 Tehama Sacramento Valley. Eldder Creek channel, within 1-2 mi E of the San Beniot Ave. bridge over Elder Ck at the town of Gerber. 67 Comment
  CHSC66304  Antirrhinum cornutum Vernon H. Oswald 1996-6-27 7895 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the bed of the creek (collected at the W end of the large meander plain ca. 0.3 mi E of the W boundary). 103 Comment
  JEPS104179  Antirrhinum cornutum Lowell Ahart, John Dittes 2003-6-11 10262 Tehama On the bottom of a wash, wash flows into Spring Branch, on the south side of Manton Rd, ca 3 1/2 mi e of the Colman Station, ca 2 1/2 mi (air) wsw of Darah Springs State Fish Hatchery, ca 12 1/2 mi (air) ene of Cottonwood. 215 Comment
  RSA759885  Antirrhinum cornutum Barbara Ertter, Brad Olson 1991-7-5 10309 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [= Stiver's Ranch] about 15 air miles west-northwest of Red Bluff 213 Comment
  CDA41209  Antirrhinum subcordatum L. Ahart 2004-6-11 11019 Tehama West of the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC80694  Antirrhinum subcordatum Lowell Ahart 2001-6-8 8787 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  OBI72071  Antirrhinum subcordatum Barbara Ertter 1991-5-18 9842 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 along crk 244 Comment
  CDA41214  Antirrhinum vexillo-calyculatum subsp. breweri J. R. Keck 1976-10-13 s.n. Tehama Southeast edge of county road approximately 1.1 miles west of Manton. 0 Comment
  JEPS101525  Antirrhinum vexillocalyculatum subsp. intermedium Dean W. Taylor 1997-7-24 16149 Tehama south canyon wall of South Fork Battle Creek 1310 Comment
  CHSC55272  Aphanes occidentalis L. P. Janeway 1991-3-28 3858 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 152 Comment
  JEPS97461  Aphanes occidentalis Vernon H. Oswald and Lowell Ahart 1995-3-19 6525 Tehama ca. 14 mi NE of Red Bluff ( W side of Manton Rd.(A6) ca. 1 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 210 Comment
  CHSC7068  Aphyllon purpureum D. C. Burns 1969-3-29 14 Tehama Acorn Hollow, .625 mi n of Deer Creek and .5 mi from the w boundary of the sec. 35 yds. n of small creek. 106 Comment
  RSA302183  Apocynum androsaemifolium subsp. pumilum J. R. Shevock 1972-7-24 2199 Tehama Hwy. 36, So. of Lassen Volcanic Park 1402 Comment
  JEPS88415  Arabidopsis thaliana Vernon H. Oswald and Lowell Ahart 1996-4-8 7320 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (cut bank on e. side of Paynes Creek ca. 0.4 mi. downstream from the former bridge site on the gravel rd., Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 106 Comment
  HSC103780  Arabis Thomas W. Nelson 1986-5-24 8091 Tehama Along Forest Service Road M-4 (23N02), ~ 4 mi. from Paskenta. 671 Comment
  RSA90598  Arabis breweri Keith Wagnon 1953-5-10 12641 Tehama Above logging road west of Paskenta, between 6 and 7 mile posts above road. Comment
  RSA0126579  Arabis hirsuta var. glabrata P. A. Munz 1951-7-26 16942 Tehama Square Lake, N base of South Yolla Bolly Peak. 2134 Comment
  HSC6570  Arabis puberula Louise Kellogg 1952-7-12 30 Tehama S Yolla Bolly Mtns., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  HSC75055  Aralia californica J. P. Smith, Thomas W. Nelson 1978-7-22 10054 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC95194  Arceuthobium abietinum R. D. Fischer 2005-8-1 841 Tehama Cascade Range High in Lassen National Volcanic Park. Specimen found along Ridge Lake Trail out of Sulfur Works. 1981 Comment
  UC1078846  Arceuthobium americanum Job Kuijt 1957-5-21 1354 Tehama 13 mi w Hwy 36-89 junction at Lake Almanor Comment
  UCD105057  Arceuthobium campylopodum K. M. Meyer; A. Townesmith 2007-8-4 192 Tehama Mendocino National Forest. 36 mi. on county highway A9, west of Corning, A9 turning into Round Valley Rd., Forest Service Rd. M4, Thomes Gorge Trailhead, (10 mi. after the town of Paskenta). 617 Comment
  UC1078848  Arceuthobium campylopodum Job Kuijt 1957-5-21 1356 Tehama 15 mi w Hwy 36 - Hwy 89 junction at Lake Almanor Comment
  UC1949171  Arceuthobium campylopodum Barbara Ertter with Brad Olson 1991-7-5 10331 Tehama Raglin Ridge Rd 2.6 mi from N Fk Elder Cr crossing, ca 25 airmiles SW of Red Bluff; near Pepperwood Spr Comment
  UCD101957  Arceuthobium campylopodum Lalit M. Srivastava 1958-7-10 62 Tehama State Highway 36, Mineral Summit. 1615 Comment
  UC727066  Arctostaphylos X candidissima A. A. Heller 1943-7-10 Tehama Log Springs Comment
  RSA90630  Arctostaphylos canescens Milo S. Baker, H. K. Wagnon, Baker 1953-6-21 12772 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  UC1950257  Arctostaphylos canescens subsp. canescens Barbara Ertter with Brad Olson 1991-7-4 10220 Tehama Toomes Camp Rd (Mendocino FR 23N01) 13.5 mi W of Paskenta, Mill Creek Crossing 0.9 mi W of Elder Cr/Riley Ridge jct, ca 27 airmiles W of Corning Comment
  SEINET11984893  Arctostaphylos manzanita R. Gankin, Hildreth, W. R. 1966-1 706 Tehama on summit of Round Mountain Comment
  CHSC83121  Arctostaphylos manzanita subsp. elegans Roman Gankin; Dick Hildreth 1966-3-16 Tehama Round Mtn. Summit. Comment
Read comments
Jul 23 2009
  CAS-BOT-BC38664  Arctostaphylos manzanita subsp. manzanita John Thomas Howell 1960-7-24 35999 Tehama 8 miles west of Mineral 1219 Comment
  RSA20903  Arctostaphylos manzanita subsp. manzanita C. B. Wolf 1937-5-15 8686 Tehama 1 mi. above Cedar Spring on Paskenta - Covelo Road. 1220 Comment
  RSA789834  Arctostaphylos manzanita subsp. manzanita R. W. Spjut 2008-3-13 16221 Tehama Sacramento Valley-Sierra Foothill Woodland. BLM: along Laynes Valley Road S of Manton, about 25 miles E of Hwy. 99 and just N off Hwy. 36 524 Comment
  RSA0050354  Arctostaphylos manzanita subsp. manzanita Milo S. Baker, H. K. Wagnon, Baker 1953-5-31 12730 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CHSC100106  Arctostaphylos manzanita subsp. roofii James I. Mallory 1970-1-28 371 Tehama Jellys Ferry Road overlooking Sacramento River about 100 ft. below. 121 Comment
  CHSC80189  Arctostaphylos manzanita subsp. wieslanderi L. P. Janeway 1999-6-19 6473 Tehama Cascade Range Foothills. Along Laynes Valley Road 4.5 km northwest of Hwy 36; about 3.5 km north-northeast of Inskip Hill. 479 Comment
  UCD22549  Arctostaphylos manzanita subsp. wieslanderi James I. Mallory 1970-4-1 372 Tehama Base of Inskip Hill, just west of Paynes Creek. 609 Comment
  CAS-BOT-BC39995  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19208 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39996  Arctostaphylos nevadensis John Thomas Howell 1943-8-8 19211 Tehama Log Spring Ridge Comment
  CAS-BOT-BC39999  Arctostaphylos nevadensis John Thomas Howell 1960-8-18 36045 Tehama Near Lassen Volcanic National Park, Bluff Falls 1981 Comment
  CAS-BOT-BC40000  Arctostaphylos nevadensis John Thomas Howell 1960-8-19 36167 Tehama Brokeoff Mt. Trail 2682 Comment
  HSC7659  Arctostaphylos nevadensis Freed W. Hoffman 1947-6-23 1632 Tehama Near Government Flat 797 Comment
  JEPS98871  Arctostaphylos patula James Roof 1962-4-19 Tehama 0.9 mi W of Log Springs Ranger Station (Log Springs Ridge) Comment
  POM209913  Arctostaphylos patula H. P. Bracelin 1931-7-1 502 Tehama 4.5 miles southeast of Shasta City, beside highway to McCloud. [Shasta County] 1220 Comment
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Jul 9 2013
  UC1052009  Arctostaphylos patula R. A. Manning 1954-2-18 3 Tehama on Plum Creek rd five mi e Paynes Creek; Lassen National Forest 975 Comment
  UCD80281  Arctostaphylos patula CNPS SN Foothill Team 2005-6-21 SNNR 0330 a Tehama USFS Lassen National Forest, at the top of Mill Creek ridge. 1158 Comment
  UCD53317  Arctostaphylos patula subsp. patula Roger Raiche 1985-3-18 RR 50148 Tehama Log Springs Road; west of Paskenta, 13.7 miles west of its origin at the Newville Road. 1463 Comment
  CHSC29522  Arctostaphylos viscida Dibble; Griggs 1979-8-16 175 Tehama Near Round Mountain, close to the town of Paskenta. On the middle third of a ridge system. 1219 Comment
  HSC89715  Arctostaphylos viscida Larry Levine, Pacheco, Robert Murphey 1989-4-2 7 Tehama .2 mi. S on Tedoc Rd. from Hwy. 36, ca. 1.5 mi. E of Shasta County 549 Comment
  UCD52822  Arctostaphylos viscida R. Tofsrud 1949-6-1 s.n. Tehama Gleason Burn Plot; Highway 36, near Payne's Creek. Comment
  JEPS128423  Arctostaphylos viscida subsp. pulchella Julie Kierstead Nelson with Brad Rust 2015-3-27 2015 -007 Tehama East slope of Tedoc Mountain, SE Klamath Range, east of Forest Service Road 28N05. Comment
  UCD112253  Arctostaphylos viscida subsp. pulchella Christopher Mallek 2008-5-7 RR4- 10 Tehama Raglin Ridge. 927 Comment
  JEPS117352  Arctostaphylos viscida subsp. viscida Lowell Ahart, John Dittes 2010-7-17 16877 Tehama On dry red rocky soil, just south of the gate, about 40 yards east of the barn, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 829 Comment
  UC82980  Arctostaphylos viscida subsp. viscida Elizabeth Hermann 1903-3-1 3171 Tehama Red Bluff Comment
  JEPS87503  Arenaria congesta var. crassula Vernon H. Oswald and Lowell Ahart 1993-9-2 5900 Tehama ca 20 mi (air) NW Paskenta (Ridge running E. from Mt. Linn); South Yolla Bolly Mtns., Mt. Linn 2346 Comment
  CHSC78243  Arenaria serpyllifolia subsp. serpyllifolia Vernon H. Oswald 2000-5-17 9919 Tehama Hwy. 36 5.4 road miles east of Paynes Creek. 853 Comment
  JEPS11912  Aristida oligantha Rimo Bacigalupi with C. L. Custer and G. T. Robbins 1954-8-14 4808 Tehama along US Hwy 99 9.7 mi n Red Bluff (6.3 mi s of Cottonwood) 213 Comment
  UCD39892  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  UCD56447  Aristida oligantha A. A. Beetle 1942-8-5 3810 Tehama south of Dales on Rt. 36. Comment
  SEINET11696016  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 mi W of Corning Comment
  CHSC65282  Aristida purpurea var. wrightii Vernon H. Oswald; Lowell Ahart 1995-6-13 6862 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 225 Comment
  CDA13593  Aristida ternipes var. hamulosa G. F. Hrusa 1996-8-17 13518 Tehama Sacramento Valley; Small colony on slope above creekbed on E side of Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Bunching perennial. Comment
  HSC3259  Aristolochia californica John L. Heywood, D. H. Norris 1968-3-31 1885 Tehama Hwy. 36, 53 mi. E of Shasta Co. line Comment
  JEPS97459  Aristolochia californica Vernon H. Oswald 1995-3-1 6498 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff, bordering the w edge of Manton Rd. just s of the borrow pit. 219 Comment
  SEINET11262977  Aristolochia californica J. O. Sawyer, Jane Cole 1979-3-11 3329 Tehama Corning Quad. Woodson Bridge State Recreation Area. Highway A-9. Sacramento River flood plain.; 0 61 Comment
  SJSU6166  Aristolochia californica D. L. Wilson 1970-4-19 Tehama near confluence N & S Forks of Antelope Creek c. 18 mi E of Red Bluff Comment
  JEPS20872  Arnica dealbata Jos. Grinnell 1928-6-30 Tehama near Sugar Pine Flat (Viola Road) 1889 Comment
  CHSC59073  Arnica mollis Vernon H. Oswald 1992-8-19 5168 Tehama Lassen Volcanic National Park. Meadowy drainage W of the upper end of the ski lift, ca. 0/5 mi NW of the Southwest Entrance Station. 2182 Comment
  CHSC92409  Artemisia arbuscula subsp. arbuscula L. P. Janeway; B. Castro 2005-10-10 8551 Tehama High Cascade Range. Near Pacific Crest Trail along crest between Elam Creek (on the north side - Tehama Co.) and Butt Creek (on the south side - Plumas Co.), about 1.0 air km west of top of Carter Meadows Trail junction at PCT. At and near the ridge top. 1987 Comment
  UCR130071  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2001-7-7 6902 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC64860  Asclepias eriocarpa Vernon H. Oswald 1995-6-30 6948 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. 201 Comment
  CHSC27321  Asclepias fascicularis T. B. Devine 1977-7-3 434 Tehama Beside road just n of reservoir s of Pine Creek. 121 Comment
  CHSC40512  Asclepias fascicularis Pauleen Broyles 1982-8-11 836 Tehama Nature Conservancy Vina Plains Preserve. Adjacent to Sheep Camp Ditch, .6 km s of Lassen Road. 66 Comment
  JEPS106296  Asclepias fascicularis Lowell Ahart 2004-6-11 11041 Tehama On the west margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  HSC39133  Asclepias solanoana Gary S. Lester 1974-6-30 340 Tehama Slopes of Tedoc Mtn. along the Tedoc Gap Rd. 1524 Comment
  JEPS102438  Aspidotis densa Vernon H. Oswald 2001-5-7 10025 Tehama Forest Road 26N15 8.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1152 Comment
  RSA755499  Aspidotis densa Barbara Ertter, Brad Olson 1991-7-4 10209 Tehama Toomes Camp Road (Mendocino FR 23N01) 11.8 miles west of Paskenta, ca. 25 air miles west of Corning at spring on south side of Round Mountain, 2.2 miles inside forest boundary. 976 Comment
  UC1949087  Aspidotis densa Barbara Ertter with Brad Olson 1991-7-4 10209 Tehama Toomes Camp Rd (Mendocino FR 23N01); 11.8 mi W of Paskenta, ca 25 airmiles W of Corning at spring on S side of Round Mountain; 2.2 mi inside forest boundary Comment
  CDA10256  Aster integrifolius W. Stautler, H. Smith 1977-8-31 Tehama Fire Mountain Lodge resort area, south of Mill Creek. 0 Comment
  CHSC95144  Aster radulinus R. D. Fischer 2005-9-10 847 Tehama Sierra Nevada range, of Hwy 32 between Butte Meadows turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. Plants found near rock quarry, 6.8 miles from Hwy 32. 1432 Comment
  RSA718044  Aster radulinus R. D. Fischer 2005-9-10 0847 Tehama 6.8 miles from Highway 32. Sierra Nevada Range. off Hwy. 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 1433 Comment
  CHSC54100  Astragalus accidens var. hendersonii Vernon H. Oswald 1991-5-20 4597 Tehama Hwy 36, 0.9 mile west of Paynes Creek, at the power transmission lines. 557 Comment
  RSA108600  Astragalus accidens var. hendersonii R. C. Barneby, John T. Howell 1954-5-14 11486 Tehama Paynes Creek 549 Comment
  CHSC65791  Astragalus gambelianus Vernon H. Oswald; Lowell Ahart 1996-4-8 7324 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a high bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 103 Comment
  JEPS54654  Astragalus gambelianus W. L. Jepson 1899-4-25 13749 Tehama Crane Creek , Crane Creek (Stivers' Ranch) Comment
  JEPS54657  Astragalus gambelianus J. W. Blankinship 1911-4-25 Tehama Red Bluff Comment
  UC1053441  Astragalus gambelianus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3130 Tehama along Paskenta Road 8 mi ne Flourney (Western Tehama County); ne of Flourney Comment
  UC1586535  Astragalus gambelianus Vernon H. Oswald and Lowell Ahart 1991-4-16 4494 Tehama Lowrey Rd. 1.4 mi se South Fork Elder Creek (n of Paskenta); se of South Fork Elder Creek, n of Paskenta 335 Comment
  RSA112187  Astragalus gambelianus R. C. Barneby 1954-5-15 11490 Tehama 2.5 miles E of Paynes Creek. 625 Comment
  CHSC64527  Astragalus pauperculus Vernon H. Oswald; Lowell Ahart 1995-4-10 6626 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant on a cutbank along Manton Rd, just s of Inks Creek Rd. 213 Comment
  CHSC84685  Astragalus pauperculus Samantha Mackey Hillaire; Brian Elliott 2003-5-31 338 Tehama Lassen National Forest, Ishi Wilderness. Rancheria Creek Trail. Along Rancheria Creek Trail from about 0.25-0.6 mi below (S) of the trailhead. 902 Comment
  JEPS88619  Astragalus pauperculus Roy E. Buck, Glenn L. Clifton 1990-4-5 1498 Tehama 23 air km ne Red Bluff (above dry creek draining w to Inks Creek, ca 4.3 air km n of confluence of Paynes Creek and De Haven Gulch drainage, ca 25 m e of gas pipeline); ne of Red Bluff, n of Paynes Creek and De Haven Gulch draina 192 Comment
  JEPS96528  Astragalus pauperculus Dean W. Taylor 1992-4-6 13328 Tehama Manton Road (county road) ca. 4 mi n Dales (bed of quarry along old alignment of county road, (Dales 7 1/2' USGS quadrangle)); Sacramento Valley 281 Comment
  RSA121620  Astragalus purshii var. tinctus G. D. Barbe 1955-7-16 184 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  UC1299222  Astragalus purshii var. tinctus Freed W. Hoffman 1950-7-4 3667 Tehama saddle between North Yolla Bolly and Black Rock; North Coast Ranges, betw North Yolla Bolly and Black Rock 2133 Comment
  CHSC76517  Astragalus rattanii var. jepsonianus Heidi West; Caroline Warren 1998-6-9 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 286 Comment
  JEPS101730  Astragalus whitneyi var. siskiyouensis Dean W. Taylor 1972-6-18 1512 b Tehama Tedoc Mountain summit 1371 Comment
  UC1299228  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit Mt. Tedoc North Coast Ranges, Summit Mt. Tedoc (North Coast Ranges, western Tehama County) Comment
  CAS-BOT-BC199141  Astragalus whitneyi var. siskiyouensis Freed W. Hoffman 1949-7-21 3050 Tehama Summit of Mt. Tedoc, western Tehama County. Comment
  CHSC95127  Asyneuma prenanthoides L. P. Janeway 2006-6-25 8713 Tehama High Cascade Range. Along Cohasset Road 1.2 km and 0.4 air km northeast of the upper northern tip of Cohasset Ridge. East-facing slope. 1109 Comment
  CHSC9740  Asyneuma prenanthoides Nancy Mosman 1971-7-17 121 Tehama Found at bottom of slope 2 ft e of Hwy 32 ca. 19.6 mi s of Chester. 1066 Comment
  CHSC4474  Athysanus pusillus C. Glascock 1965-5-15 421 Tehama 12.4 mi. W of Mineral R.S. on Hwy 36 at N roadside. Comment
  RSA295407  Avena barbata J. R. Reeder, C. G. Reeder 1981-5-20 7357 Tehama ca. 6.5 km SW of Dales. 240 Comment
  SEINET11689127  Avena barbata Unknown 1982-1 796 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC66135  Avena fatua Vernon H. Oswald; Lowell Ahart 1996-5-6 7526 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek. 124 Comment
  HSC35046  Avena fatua Donald Spalinger 1974-5-5 49 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  CHSC64642  Avena sativa Vernon H. Oswald; Lowell Ahart 1995-4-17 6677 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the edges of Manton Rd. n of its junction with the s end of the old highway. 213 Comment
  SEINET12765181  Balsamorhiza sagittata Barbara Ertter 1990-5-13 8959 Tehama Northeast side of county. North side Hwy 36 between Morgan Springs and Child Meadows, open W facing bank above Mill Creek.; 0 1463 Comment
  UC1586563  Berberis aquifolium var. dictyota Vernon H. Oswald and Lowell Ahart 1991-4-16 4502 Tehama n Paskenta (Colyear Rd, 4.0 mi w of Lowery Rd) 332 Comment
  JEPS103437  Bergia texana Lowell Ahart 2002-11-5 10014 Tehama East of where Burris Creek runs into Black Butte Lake, ca 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. Comment
  CHSC101052  Bidens frondosa John Dittes; Josephine Guardino 2008-10-8 1548 Tehama Northern Sacramento Valley; east bank of Sacramento River at southern edge of Mill Creek confluence; sand bar in active floodplain of Sacremento River. 62 Comment
  CHSC44222  Bistorta bistortoides Vernon Oswald 1988-7-12 3560 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. Common in a moist meadow at the south end of the lake. 2148 Comment
  JEPS124046  Bistorta bistortoides Lowell Ahart, John Dittes 2015-8-5 20438 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  HSC85813  Blennosperma nanum var. nanum Sandy Floyd, Tom Munton, T'ai Roulston 1987-3-28 59 Tehama Hwy. 36, mile marker 51.50, 10 miles E of Red Bluff Comment
  CHSC87359  Boechera breweri subsp. breweri Lowell Ahart 2004-4-29 10779 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 523 Comment
  JEPS13520  Boechera repanda Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5338 Tehama 1.2 mi below and s Overlid (Butte County) (and 0.75 mi e and above Somerset's Meadow) 1889 Comment
  UC1036145  Boechera sparsiflora George W. Gillett 1953-7-3 262 Tehama near Diamond Peak; Lassen Volcanic National Park 2225 Comment
  CAS-BOT-BC25913  Boechera suffrutescens P. A. Munz 1951-7-18 16636 Tehama North Yolla Bolly Mountains. North slope of North Yolla Bolly Peak, line of Tehama Trinity counties. 1981 Comment
  RSA32921  Boisduvalia densiflora var. densiflora A. A. Heller 1941-7-29 16270 Tehama Near Highway #36, 7 miles west of Chester Comment
  RSA41178  Boisduvalia macrantha Robert F. Hoover 1937-5-19 2290 Tehama Coyote Creek bridge south of Red Bluff Comment
  JEPS99044  Botrychium minganense Lowell Ahart 2002-6-29 9798 Tehama 1/8 mi south of creek crossing on Colby Mtn Lookout Rd. (5 mi NE of Butte Meadows); Willow Creek 1574 Comment
  CHSC115789  Botrychium multifidum Lowell Ahart; John Dittes 2015-8-6 20515 Tehama On the north side of the small stream, about 50 yards east of the spring, east of the camping area, west side of Child's Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  HSC100749  Brickellia californica Lowell Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek at Tehama-Vina Rd. crossing, 1.2 (air) mi. E of the Sacramento River, 3.4 (air) mi. SE of Los Molinos (High School), and 3 (air) mi. NW of Vina. 58 Comment
  RSA768934  Brickellia californica L. Ahart, John Dittes 2010-10-4 17293 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  CHSC43050  Brodiaea californica Pauleen Broyles 1986-4-9 963 Tehama At Lassen Road in nw corner of the Nature Conservancy Vina Plains Preserve. 66 Comment
  UCD77191  Brodiaea californica Robert E. Preston 2004-4-30 2228 Tehama 0.7 mi N of Corning, along Hwy 99W. 85 Comment
  RSA759784  Brodiaea californica Barbara Ertter 1991-5-19 9884 Tehama Vina Plains about 13 air miles due east of Corning, on Lassen Road 3.8 miles from Highway 99 80 Comment
  UCD77178  Brodiaea californica Robert E. Preston 2000-5-26 1350 Tehama Hog Lake. 265 Comment
  SEINET199094  Brodiaea californica subsp. californica R. Bacigalupi, L. Constance; Moran Rodriguez. 1951-6-12 3366 Tehama Along state highway 36 14 miles west of its junction with U.S. highway 99 9just north of Red Bluff junction) on a slig 244 Comment
  UCD148226  Brodiaea coronaria Robert E. Preston 2007-5-11 2489 Tehama 8.6 mi NW of Corning, on W side of Paskenta Rd, 0.9 mi N of its int with Gyle Rd. 136 Comment
  CHSC46816  Brodiaea coronaria subsp. coronaria W. Dempsey; V. Oswald, R. A. Schlising 1988-6-10 4539 Tehama About 9 miles W of Paskenta on road to Round Mt. 853 Comment
  SEINET8466111 Image available Brodiaea elegans D. B. Dunn, B. J. Cox 1971-10-6 17957 Tehama 13 miles East of Red Bluff on Californ1a Hwy. 36: in live oak. 305 Comment
  CHSC30977  Brodiaea minor W. F. Babb 1980-4-26 19 Tehama E side of Leininger Rd. ca. 50 m from its junction with Hwy 99E ca. 25.5 mi n of Chico. Comment
  SEINET12046118  Brodiaea minor E. J. Miller 1978-1 24 Tehama 1 km W of Sacramento River at Woodson Bridge 59 Comment
  SEINET7042713  Brodiaea minor A. G. Vestal 1963-5-9 s.n. Tehama On Route 99E ca. 14.6 miles northwest of Chico at ranch gate. Richardson Springs quadrangle UTM Zone 10, 586506mE, 4416273mN. Comment
  JEPS97244  Brodiaea nana Vernon H. Oswald and L. Ahart 1995-4-17 6652 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Near the w boundary between Dales Lake and the n cluster of pools 213 Comment
  UCD32620  Bromus carinatus Beecher Crampton 1954-6-16 1991 Tehama Tehama County, Hawell Saddle, open glade, 0.25 mile west of Howell camp. 1892 Comment
  CHSC88255  Bromus carinatus var. carinatus Lowell Ahart; Samantha Mackey Hillaire 2004-7-9 11219 Tehama On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1 mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  SEINET10822022  Bromus carinatus var. carinatus Lowell Ahart 2004-7-9 Ahart 11219 Tehama T27N, R2E, northwest 1/4 Section 24. On both sides of Ponderosa Way (Forest Road 28N29), about 1 mile southeast of the Black Rock, about 1mile (air) southeast of the Black Rock Campground and the bridge across Mill Creek, about 27 miles (air) east of Red Bluff. 696 Comment
  CAS-BOT-BC155979  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles north of Red Bluff. Comment
  CHSC86800  Bromus diandrus Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  UCD59482  Bromus diandrus A. A. Heller 1916-4-20 12337 Tehama 3 miles N of Red Bluff. Comment
  SEINET11689128  Bromus diandrus Unknown 1982-1 511 Tehama The Nature Conservancy Vina Plains Preserve, N of barn in S pasture 63 Comment
  HSC102682  Bromus hordeaceus J. P. Smith 2013-5-5 13696 Tehama Along State Route 36, southeast of Hog Lake. 162 Comment
  JEPS122127  Bromus hordeaceus Lowell Ahart, John Dittes 2014-5-16 19489 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  JEPS88303  Bromus hordeaceus Vernon H. Oswald and Lowell Ahart 1996-5-20 7600 Tehama ne of Red Bluff (BLM parcel along Hwy 36, along Paynes Creek, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  SEINET14410097  Bromus hordeaceus J. R. Reeder, C. G. Reeder 1981-5-20 7354 Tehama ca 6.5 km SW of Dales. 240 Comment
  CHSC71063  Bromus madritensis subsp. madritensis Vernon Oswald; Lowell Ahart 1998-5-14 9043 Tehama Hwy. 36 west of Red Bluff, 1.3 mi west of Cannon Rd. Roadside. 274 Comment
  SD180628  Bromus orcuttianus Beecher Crampton 1954-6-16 1968 Tehama Mendocinor National Forest, along logging road of Crane Mills Inc. 1438 Comment
  UCD80528  Bromus orcuttianus CNPS SN Foothill Team 2005-6-22 SNNR 0419 a Tehama USFS Lassen National Forest, between Big Dry Creek and FR28N29, near the Ishi Wilderness boundary. 1118 Comment
  UCSB63894  Bromus racemosus Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama Hog Lake Plateau; BLM parcel along Hwy 36, NE of Red Bluff (T28N, R2W, NW1/4, NE1/4 Sect 8); Cascade Range Foothills, Paynes Creek 158 Comment
  JEPS97297  Bromus sterilis Vernon H. Oswald and L. Ahart 1995-6-13 6856 Tehama T29N R2W NW1/4 NW1/4 Sec. 26, 640 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 195 Comment
  CHSC90894  Bromus vulgaris Niall McCarten; Roxanne Bittman 1986-6-15 5390 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 1/3 mi. W of Johnson cabin. 1280 Comment
  CHSC45644  Cacaliopsis nardosmia Vernon H. Oswald 1986-4-1 1062 Tehama Round Valley Rd. (M4) 0.7 mi E of Bennett Creek. 731 Comment
  CAS-BOT-BC273304  Cacaliopsis nardosmia Milo S. Baker; H. K. Wagnon 1953-6-21 12780 Tehama Logging rd West of Paskenta at Whiskey Saddle 4753 ft in cut over forest, West Tehama County Comment
  RSA639005  Caesalpinia gilliesii Michael A. Vincent 1999-6-6 8513 Tehama Roadside along CA Rt. 99, 1 mile north of Los Molinos. Comment
  JEPS52611  Calandrinia ciliata W. L. Jepson 1899-4-25 Tehama Stiver's Ranch Crane Creek Comment
  SJSU5597  Calandrinia ciliata J. W. Tilden 1960-6-26 1474 Tehama Wilson L 1524 Comment
  CAS-BOT-BC438336  Calandrinia ciliata L. E. Smith 1915-4-25 s.n. Tehama Red Bluff Comment
  CHSC57801  Callitriche hermaphroditica Vernon H. Oswald; Lowell Ahart 1992-4-21 4899 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 6.6 mi (odometer) E of Hwy. 99, ca. 8 mi (air) E of Red Bluff. In a farm pond on the S side of the road. 259 Comment
  CHSC79273  Callitriche heterophylla B. Castro; L. P. Janeway 2000-4-4 1082 Tehama Vicinity of Orland, W of Highway I-5, among 'hummocky' rolling hills just N of Rice Creek 118 Comment
  CHSC79275  Callitriche marginata B. Castro; C. Warren 2000-4-13 1071 Tehama Vicinity of Black Butte Dam and Stony Creek. 115 Comment
  UC1586613  Callitriche marginata Vernon H. Oswald and Lowell Ahart 1991-5-9 4575 Tehama Paynes Creek Recreation Area located 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the bed of a vernal pool in grassland bordering the gravel road 0.25 mi northeast of the entrance kiosk 112 Comment
  CHSC102629  Callitriche verna Lowell Ahart; Josephine Guardino 2009-9-6 16366 Tehama North of the enclosure, meadow, shallow water in Gurnsey Creek, meadow, about 3/4 mile southwest of the intersection of Highway 36 and Paynes Creek Road, about 6 1/2 miles (air) southeast of Mineral. 1478 Comment
  CHSC78051  Calocedrus decurrens David Cheetham 1998-4-18 5 Tehama Shady canyon of Deer Creek. 457 Comment
  UCD132928  Calocedrus decurrens Lalit M. Srivastava 1957-10-19 18 Tehama Mineral Summit, ca. 3 miles southeast of Mineral. 1584 Comment
  RSA704009  Calochortus luteus Daphne K. Christopher, Hannah Stevens, Mark Bibbo 2003-4-20 216 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CAS-BOT-BC492644  Calochortus luteus Rodney Gregg 1945-5-1 131 Tehama In fields near Red Bluff Comment
  CAS-BOT-BC492648  Calochortus luteus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC55458  Calochortus monophyllus Vivian L. Long 1991-4-18 20 Tehama Ca. 0.4 km s Digger Creek. Comment
  UC2042835  Calochortus monophyllus Barbara Ertter 1990-5-13 8945 Tehama 0.1 mi W of Lassen Lodge fire station on Highway 36, ca. 7 1/2 mi W of Mineral. Comment
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Feb 26 2020
  SEINET8253678  Calochortus monophyllus Frank Callahan, Vivian Parker (USFS Botanist) 1995-5-20 Tehama Inskip Hill (road into the hill), a volcanic cinder cone. Comment
  UC54190  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4351 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 1524 Comment
  UC54191  Calochortus nudus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4321 Tehama near Morgan (Park's Ranch); Mount Lassen, Mill Creek Canyon 2133 Comment
  JEPS101295  Calochortus superbus Dean Wm. Taylor with Glenn L. clifton, and Jim Andre 1990-4-24 10644 Tehama dry wash near junction of Spring Branch Road (Manton Road) with Gover Road, ca. 400 m upstream from road 134 Comment
  JEPS109380  Calochortus syntrophus D. W. Taylor 2010-6-23 20892 Tehama Hwy 36 1 mile W of Lassen Lodge, N side of highway near the junction with Little Giant Mill Road. Comment
  JEPS118179  Calochortus syntrophus Dean Wm. Taylor, Robin Fallscheer 2010-6-23 20892 Tehama Highway 44 1 mile west from Lassen Lodge, north side of the highway near the junction with Little Giant Mill Road 1158 Comment
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Mar 14 2014
  SEINET3992196  Calochortus tolmiei Unknown 1952-7-9 7 Tehama North coast ranges, Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly south of South Yolla Bolly Mountain 2134 Comment
  SEINET7096719  Calochortus venustus A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. Comment
  RSA21530  Caltha howellii Carl B. Wolf 1937-5-17 8716 Tehama Northern Sierra Nevada, New Deer Creek, Chico Lake Almanor Road, just below Deer Creek Meadow. 1402 Comment
  UC1953739  Calycadenia 1978-7-6 2115 Tehama Long Gulch Camp along US Hwy 36 (Beegum Road), ca. 0.5 mi SE of Tedoc Road jct, ca. 40 mi NW of Red Bluff Comment
  CDA13788  Calycadenia fremontii G. F. Hrusa 1996-8-17 13513 Tehama Sacramento Valley; of Blue Tent Creek. Immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC71523  Calycadenia fremontii Vernon H. Oswald; Lowell Ahart 1998-7-28 9366 Tehama Hwy. 36 ca. 32.6 mi west of old Hwy. 99 in Red Bluff, 7.4 mi east of the Tehama-Shasta county line at Beegum Creek. 390 Comment
  JEPS100398  Calycadenia fremontii Dean W. Taylor 1995-5-9 14894 Tehama ca. 10 miles SE of Corning, South Fork Hall Creek 140 Comment
  JEPS103457  Calycadenia fremontii Lowell Ahart, John Dittes, Jim Gannon, Lyle Martinez 2002-11-4 10004 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  JEPS89806  Calycadenia fremontii Dean Wm. Taylor with Glenn L. Clifton, Jim Andre 1990-4-24 10646 Tehama Manton Plains just s of Battle Creek (on Spring Branch Road (Manton Road), adjacent to PG%E natural gas pipeline, Northern Sacramento Valley); Northern Sacramento Valley, Manton Plains 286 Comment
  CAS-BOT-BC273403  Calycadenia fremontii R. F. Hoover 1940-9-22 4619 Tehama Northeast of Red Bluff Comment
  RSA789807  Calycadenia fremontii R. L. Carr 1978-7-6 2105 Tehama 7.0 miles east of Vestal Road on Highway 36. 226 Comment
  UC1971675  Calycadenia fremontii 1977-7-4 2022 Tehama E of Red Bluff, along S side o Hwy 36, 4.5 mi NE of jct with Hwy 99 168 Comment
  UC1971718  Calycadenia fremontii 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mi S of Luce and Griswald Roads (ca. 13 mi SW of Cottonwood) (=GDC 777, RLC 2184) 191 Comment
  UCD129771  Calycadenia fremontii R. L. Carr 1978-8-17 2136 Tehama CR A5 (Bowman Road), 0.6 mile south of Luce and Griswald Roads (ca. 13 miles southwest of Cottonwood). 191 Comment
  CAS-BOT-BC270862  Calycadenia pauciflora Milo S. Baker; K. Wagnon 1953-7-12 12908 Tehama Logging road W of Paskenta between 7 and 8 mile posts 457 Comment
  CDA10577  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Along the Nomalaki Trail, about 100 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. Comment
  CHSC77299  Calycadenia pauciflora L. P. Janeway; B. Castro 1999-6-4 6447 Tehama Side canyon of South Fork Cottonwood Creek. 371 Comment
  CHSC77722  Calycadenia pauciflora B. Castro; L. P. Janeway 1999-6-14 983 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 341 Comment
  CHSC78602  Calycadenia pauciflora L. P. Janeway; B. Castro 2000-6-15 6802 Tehama Inner North Coast Ranges. At Beehive Flat along Road M2 about 11.4 km west of Paskenta. 671 Comment
  JEPS13945  Calycadenia pauciflora Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5356 Tehama 11.3 mi (by road) nw of Paskenta 1097 Comment
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Jun 18 2007
  SBBG119738  Calycadenia pauciflora L. Ahart 2004-6-11 11015 Tehama Nomalaki Trail, ca. 100 yds N of Bowers Crk, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 543 Comment
  CAS-BOT-BC270851  Calycadenia pauciflora Gerald D. Carr 1973-6-16 738 Tehama 0.1 mile S of Highway 36 on Tedoc Road 426 Comment
  CAS-BOT-BC270852  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Highway A5 on Highway 36, top of road cut 167 Comment
  RSA255564  Calycadenia pauciflora Gerald D. Carr 1973-6-16 737 Tehama 4.6 miles W of Hwy. A5 on Hwy. 36, top of road cut 168 Comment
  RSA93399  Calycadenia pauciflora Milo S. Baker, H. K. Wagnon 1953-7-12 12908 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  UCD80036  Calycadenia spicata CNPS SN Foothill Team 2005-6-16 Survey Tehama Tehama State Wildlife Area, road out near Oak Creek. Comment
  CHSC80587  Calycadenia truncata Lowell Ahart 2001-6-16 8848 Tehama North of the dirt road, about 5 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1082 Comment
  UCD80041  Calycadenia truncata CNPS SN Foothill Team 2005-5-17 SNNR 0195 a Tehama TNC Dye Creek Preserve. 235 Comment
  UC1953747  Calycadenia truncata 1986-10-4 2269 Tehama ca.6.8 mi NE of Red Bluff, Hogsback Road, 3.7 mi NE of its jct with Hwy 99 Comment
  UCD129883  Calycadenia truncata R. L. Carr 1977-7-4 2024 Tehama 2.2 miles west of Paynes Road Junction on Highway 36 (milepost 61.80, around 17.9 northeast of Red Bluff, junction Hway 99). 464 Comment
  HSC3815  Calycanthus occidentalis Larry Berti 1968-6-15 Tehama Found along Antelope Creek, ca. 200 yards above the dam. Comment
  HSC81833  Calycanthus occidentalis Thomas W. Nelson, Jane Nelson, R. Jane Cole 1979-7-27 5052 Tehama Along N fork of Beegum Creek at Forest Service Campground 915 Comment
  UC1506081  Calycanthus occidentalis Robert T. Clausen and J. M. Clausen 1963-6-11 63188 Tehama n slope Arbuckle Mt. (talus along Middle Fork of Cottonwood Creek, Sacramento River drainage); Sacramento River Comment
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Jul 5 2013
  UC1873689  Calycanthus occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11162 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town). Comment
  CHSC115780  Calyptridium monospermum Lowell Ahart; John Dittes 2015-8-5 20467 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC44228  Calyptridium monospermum Vernon Oswald 1988-6-27 3525 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly- Middle Eel Wilderness w of Paskenta. 2133 Comment
  CHSC69663  Calyptridium monospermum Vernon Oswald; Lowell Ahart 1997-9-9 8868 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. Growing in sand on the floodplain of the creek, 1219 Comment
  CHSC101396  Calyptridium quadripetalum David Isle 1992-5-23 1566 Tehama 12 miles above Paskenta Store; on ridge SE of Govt. Flat/Round Mtn. Jct. [M-2 (23N01.3)/24N36B], abt 5.45 miles above Beehive Flat. 1176 Comment
  CHSC110835  Calyptridium umbellatum David Isle; Rhonda Isle, Justin Isle 1989-6-29 2006 Tehama Sierra Nevada Range. (E end HW 32 w/in 3 mi of HW36 Jct on Lassen Natl. Forest. Conifer forest opening.) Comment
  CHSC9735  Calystegia malacophylla Nancy Mosman 1971-7-17 116 Tehama Found in meadow 100 ft W of hwy 32 ca. 12.2 mi S of Chester. 1219 Comment
  SBBG5775  Calystegia occidentalis subsp. occidentalis H. and M. Dearing 1938-6-22 2070 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  UC1784909  Calystegia occidentalis subsp. occidentalis Barbara Ertter 1991-5-18 9866 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36 along creek; mouth of side canyon SW of creek 228 Comment
  JEPS109409  Calystegia occidentalis var. tomentella D. W. Taylor 2010-6-23 20894 b Tehama Hwy 36 1 mile W from Lassen Lodge, N side of highway near junction with Little Giant Mill Road. Comment
  CHSC49646  Camassia quamash subsp. quamash Vernon Oswald 1984-6-19 1301 Tehama Hwy 32, 1.8 mi s-w of Hwy 36. 1414 Comment
  JEPS33784  Camissonia contorta Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta (on road to Covelo) Comment
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Jul 20 2020
  JEPS90064  Camissonia contorta Dean W. Taylor 1991-4-11 11607 Tehama w base of Tuscan Buttes, in ('Seven Mile Lake'), Sacramento Valley Tuscan Buttes; Sacramento Valley, Tuscan Buttes 286 Comment
  HSC16526  Camissonia graciliflora J. Heywood, D. H. Norris 1968-3-31 1853 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC65757  Capsella bursa-pastoris Vernon H. Oswald; Lowell Ahart 1996-4-8 7332 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the E edge of Paynes Creek near its mouth on the Sacramento River. 85 Comment
  JEPS97471  Cardamine oligosperma Vernon H. Oswald and L. Ahart 1995-3-6 6501 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  HSC1816  Cardamine oligosperma Larry Berti 1969-3-15 11 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  CHSC96648  Carduus pycnocephalus Lowell Ahart 2007-5-8 13724 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CHSC81924  Carex amplifolia L. P. Janeway 2001-7-25 7390 Tehama High Cascade Range. In bend on north side of Deer Creek, about 150 m southwest of Slate Creek; between Hwy 32 and the creek. 1294 Comment
  UCD140083  Carex amplifolia L. P. Janeway 2000-6-30 6858 Tehama High North Coast Ranges. Springs at Eagle Rock Camp; about 1.6 km north of Round Mountain and 2.4 km west of Eagle Peak. 981 Comment
  CHSC60429  Carex athrostachya Mary Ann Showers 1992-6-28 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC66212  Carex barbarae Vernon H. Oswald; Lowell Ahart 1996-6-3 7710 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On a moist, sandy flat along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  HSC70009  Carex bolanderi Thomas W. Nelson, Jane P. Nelson 1978-7-21 4446 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  CHSC45062  Carex brainerdii Vernon Oswald 1987-5-11 2383 Tehama Deer Creek Trail ca. 0.75 mi w of the trailhead on Hwy 32 at the first bridge over Deer Creek ne of Windy Cut. 950 Comment
  RSA700228  Carex brainerdii L. P. Janeway, B. Castro 2004-5-30 8129 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  SEINET7556703 Image available Carex densa L. P. Janeway 2001-6-10 7143 Tehama North Yolla Bolly quad. High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap, along a minor tributary of South Fork Beegum Creek. 1340 Comment
  CHSC106527  Carex feta Peter F. Zika 2009-8-18 24613 Tehama Cascade Range Highlands (CaRH). Pasture in Battle Creek Meadows, Route 172 about 0.5 km south of Route 36. Along Martin Creek. 1490 Comment
  CAS-BOT-BC19988  Carex feta Lewis S. Rose 1939-6-10 39274 Tehama Deer Creek Falls. 1249 Comment
  CHSC106528  Carex fracta Peter F. Zika 2009-8-17 24610 Tehama Cascade Range Highlands (CaRH). 2.5 air km SSE of Bluff Falls, along FS road 29N22 at 0.2 road miles W of Route 89. 1895 Comment
  CHSC118382  Carex hoodii Tim Kask 2016-6-15 273 Tehama In wetland area of Sugarpine Trail area near Mineral. 10T 0622387/4471318 Comment
  UC1950416  Carex jonesii Barbara Ertter with Brad Olson 1991-7-6 10418 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC94358  Carex lemmonii Lowell Ahart 2006-7-19 13038 Tehama Small meadow, east of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC1109530  Carex lenticularis var. lipocarpa Louise Kellogg 1952-7-9 12 Tehama directly s South Yolla Bolly Mountain (near Squaw Camp and Pole Corral on Boswell Ridge); North Coast Ranges, Mendocino National Forest 2133 Comment
  UC1950429  Carex leptopoda Barbara Ertter with Brad Olson 1991-7-6 10438 Tehama Ball Rock - Toomes Camp Road 2.3 mi N of Trough Ridge jct, 21.1 mi from Paskenta, ca 28 airmiles W of Corning; head of Dark Canyon ca 3 airmiles S of Ball Rock Comment
  CAS-BOT-BC31526  Carex luzulifolia B. Clear 1938-7-14 s.n. Tehama Southern entrance to Lassen Park. 2041 Comment
  SD211486  Carex luzulina Barbara Ertter, Brad Olson 1991-7-6 10423 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  CAS-BOT-BC31620  Carex luzulina var. luzulina Philip Alexander Munz 1951-7-25 16896 Tehama Square Lake, N base of South Yolla Bolly Mt. 2133 Comment
  RSA757365  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  SD211487  Carex microptera Barbara Ertter, Brad Olson 1991-7-6 10417 Tehama Rocky Cabin meadow circa 1 mile South of Ball Rock, 1 mile Southeast of Cold Spring Forest Station, circa 30 airmiles West of Corning 1890 Comment
  CAS-BOT-BC32188  Carex multicaulis John Thomas Howell 1960-8-19 36117 Tehama Brokeoff Mt. Trail. 2346 Comment
  CHSC72414  Carex multicaulis Vernon H. Oswald; Lowell Ahart 1998-10-27 9685 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. between China Gulch and Bowers Creek. 548 Comment
  CHSC90403  Carex multicaulis Niall McCarten 1986-6-15 5388 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. 1/3 mi. W. of Johnson cabin. 1402 Comment
  JEPS102682  Carex multicaulis Vernon H. Oswald 2001-5-7 10004 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1325 Comment
  RSA700222  Carex multicaulis L. P. Janeway, B. Castro 2004-5-30 8130 Tehama High Cascade Range. Moderate south-facing slopes near top of small ridge along road 27N08 above Lower Deer Creek Falls. 1170 Comment
  UCD80253  Carex multicaulis CNPS SN Foothill Team 2005-6-30 SNNR 0452 a Tehama USFS Lassen National Forest - Ishi Wilderness. 1000 Comment
  SEINET10927771  Carex multicaulis Lowell Ahart 2001-6-16 Ahart 8869 Tehama T26N, R3E, southeast 1/4 Section 22. On east side of the dirt road, near Ike Dye Hill, about 2 miles west of Highway 32, west of Soda Springs Campground, about 3 miles (air) west of Butte Meadows. 1341 Comment
  CHSC102613  Carex multicostata L. P. Janeway 2009-7-26 9873 Tehama High Cascade Range. Lassen Natgional Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. 1966 Comment
  SEINET4290154 Image available Carex multicostata Unknown 2009-1 9873 Tehama High Cascade Range. Lassen National Forest; east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  SEINET4290155 Image available Carex multicostata Unknown 2009-1 9874 Tehama High Cascade Range. Lassen National Forest, east side of Hwy 89 1.5 road km south of the boundary of Lassen Volcanic National Park; 1.1 km west of (and above) Mill Creek. Comment
  JEPS110343  Carex nebrascensis Lowell Ahart 2006-7-19 13039 Tehama Small meadow, east side of the abandoned logging road, about 150 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  UCD80250  Carex nebrascensis CNPS SN Foothill Team 2005-6-20 SNNR 0329 Tehama USFS Lassen National Forest, immediately adjacent to Mill Creek. 640 Comment
  JEPS105666  Carex nervina L. P. Janeway 2001-6-24 7226 Tehama High Cascade Range. Along North Fork Antelope Creek at crossing of Road 29N48; about 3.7 km northwest of Turner Mountain. At waters edge 1652 Comment
  CAS-BOT-BC119673  Carex nervina Hans Leschke 1961-8-14 1816 Tehama Meadow on horse-trail to Kings Creek Falls. Comment
  CHSC47356  Carex nudata L. P. Janeway; Oscar V. Janeway, Lillian Janeway 1987-5-26 2098 Tehama Along Deer Cr at Elam Cr campground. 1325 Comment
  CAS-BOT-BC20758  Carex pachycarpa Alice Eastwood; John Thomas Howell 1941-7-10 9851 Tehama Mendocino - Tehama County. Anthony Peak. Comment
  UC2015890  Carex pachystachya Ron Mastrogiuseppe, Joy Mastrogiuseppe 1986-8-2 4423 Tehama Lassen Volcanic National Park. Near Mineral, at NPS housing area and Science Center. Comment
  UC725648  Carex pachystachya A. A. Heller 1929-5-1 14853 Tehama Osage Avenue Comment
  CAS-BOT-BC118028  Carex rossii John Thomas Howell; Gordon H. True 1960-8-19 36147 Tehama Brokeoff Mt. Trail 2590 Comment
  CHSC111260  Carex serratodens L. P. Janeway; B. Castro 2012-7-3 10944 Tehama High Cascade Range. Northwest side of Hwy 32 about 15 m northeast of the bridge across Deer Creek. 985 Comment
  JEPS124408  Carex simulata Lowell Ahart, John Dittes 2015-8-6 20504 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  CAS-BOT-BC115819  Carex subfusca Hans Leschke 1955-8-30 s.n. Tehama Trail to Broke off Mountain. 2316 Comment
  CAS-BOT-BC115823  Carex subfusca W. B. Cooke; V. G. Cooke 1976-10-1 52774 Tehama Mineral Ranger Station, Lassen National Forest, Mineral. 1524 Comment
  JEPS124407  Carex utriculata Lowell Ahart, John Dittes 2015-8-6 20517 Tehama West side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mountain, 10.41 air-miles south of Lassen Peak. Comment
  SEINET10946389  Carex vulpinoidea Vernon H. Oswald, Lowell Ahart 1995-7-31 Oswald 7162 Tehama T29N R1W NW1/4 Sec. 5, Cascade Range Foothills, Blue Oak Woodland. Manton Rd. (A6) at Morgan Creek, 8.0 mi NE of Dales (on Hwy. 36), 0.3 mi W of Lane Valley Rd. (just W of the buildings at Long Ranch). Tufted sedge in moist soil near a marshy drainage. 335 Comment
  CHSC77380  Castilleja affinis subsp. affinis Julie Cunningham; Heidi West, Caroline Warren. 1998-4-27 Tehama Vicinity of Red Bank Creek, The Narrows, and Dry Creek. 259 Comment
  CHSC77381  Castilleja affinis subsp. affinis Natalie Wight; Heidi West, Joyce Lacey-Rickert 1998-5-19 Tehama Vicinity of north end of Rocky Ridge. 274 Comment
  CHSC108061  Castilleja applegatei subsp. martinii B. Castro; L. P. Janeway 2000-6-11 1287 Tehama Inner North Coast Ranges. NW-facing slope along Raglin Ridge Rd, near the top of Raglin Ridge, ca 0.4 mi W of Pepperwood Spring. 944 Comment
  SD148069  Castilleja applegatei subsp. martinii G. K. Helmkamp, E. A. Helmkamp 2001-7-7 6921 Tehama Sierra Nevada Mountains: CA-36, 2.6 mi W of Mineral (about 33 mi W of Chester, Lake Almanor) 1417 Comment
  JEPS17366  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. Thomas Robbins 1954-6-26 4640 Tehama 1.2 mi sw Government Flat (upper end of Log Spring Ridge); Mendocino National Forest, Log Spring Ridge 1798 Comment
  JEPS17585  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. T. Robbins, Keith Wagnon and Douglas Barbe 1955-7-16 5314 Tehama ca 1 mi e and 500 ft below Mt. Linn summit (on e shoulder of South Yollo Bollo Mtn.); South Yollo Bollo Mtn. 2286 Comment
  JEPS34723  Castilleja applegatei subsp. pinetorum Lauramay T. Dempster 1964-7-25 4054 Tehama 2.5 mi sw Potato Patch campground (Hwy. 32 at s crossing of Deer Creek); Deer Creek 983 Comment
  CHSC32867  Castilleja attenuata Thomas Chastain 1980-4-12 16 Tehama Ca. 3 km n of Black Butte Dam and 22.1 km sw of Corning. 160 Comment
  CHSC32881  Castilleja exserta W. F. Babb 1980-4-5 1 Tehama Ca. 1.5 m s of Corning on e side of Woodson Ave. Comment
  UC27241  Castilleja exserta J. S. Cameron, M. D. 1896-4-17 Tehama Red Bluff Comment
  CHSC86012  Castilleja exserta subsp. exserta Jenny Marr; Joyce Lacey-Rickert, Heidi West, Caroline Warren 1998-3-19 Tehama Vicinity of Garland Road (Newville Road) and Salt Creek. 228 Comment
  CHSC80697  Castilleja foliolosa Lowell Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  CDA41250  Castilleja foliolosa L. Ahart 2001-6-8 8790 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC102451  Castilleja lacera L. P. Janeway; B. Castro 2009-4-25 9767 Tehama Cascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 570 Comment
  UC54609  Castilleja miniata H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4354 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC48537  Ceanothus cordulatus Alice Eastwood; John Thomas Howell 1941-7-9 9823 Tehama Near Government Flat Comment
  CHSC56331  Ceanothus cordulatus K. R. Stern 1986-5-21 8253 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  SEINET6955016  Ceanothus cordulatus Robert A. Evers, Clara V. Evers 1975-8-23 115013 Tehama 2 miles (3.2 km) west of Mineral. Comment
  CAS-BOT-BC49332  Ceanothus cuneatus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  HSC1748  Ceanothus cuneatus Larry Berti 1969-3-21 53 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  HSC59864  Ceanothus cuneatus J. P. Smith, J. O. Sawyer 1975-6-1 8177 Tehama Hwy. 36, 12 mi E of the John Tanner Bridge Comment
  CAS-BOT-BC49334  Ceanothus cuneatus var. cuneatus D. O. Burge 2007-5-1 902 b Tehama At roadside 5.5 road miles 8.8 km) west of Paskenta (measured from intersection of Tooms Camp Road and round Valley Rd.) 520 Comment
  CHSC55268  Ceanothus cuneatus var. cuneatus L. P. Janeway 1991-3-28 3861 Tehama In large ravine draining north into Battle Creek; 1 1/2 mi east of the Sacramento River. 137 Comment
  RSA90831  Ceanothus integerrimus Milo S. Baker, H. K. Wagnon 1953-7-12 12816 Tehama Whitlock Camp. 1311 Comment
  RSA755232  Ceanothus jepsonii var. albiflorus Dylan O. Burge 2007-5-1 DOB 900 c Tehama Mendocino National Forest: at roadside 12.5 road miles W of Paskenta (measured from intersection of Toom's Camp Road and Round Valley Road) via Toom's Camp Road, CR 122, FR 25N01, and FR M2., Adjacent to landing area near the intersection of FR M2 and access road for radio towers on Round Mountain, 11.9 km 288 degrees true WNW of Paskenta. 1200 Comment
  CAS-BOT-BC51136  Ceanothus lemmonii C. Hart Merriam 1921-7-2 s.n. Tehama On Beegum grade Comment
  CAS-BOT-BC51139  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama One fourth mile South from Highway 36 on Pattymocus Trail 762 Comment
  UC1052841  Ceanothus lemmonii O. C. Olson 1955-7-6 21 Tehama 1/4 mi s Hwy 36 (on Pattymocus Trail.); Quad. 31-B-4 762 Comment
  CAS-BOT-BC51995  Ceanothus prostratus Carl B. Wolf 1937-5-17 8708 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 mi. above Paynes Creek P. O. Comment
  RSA399823  Ceanothus prostratus Bonnie C. Templeton 1960-6-14 8498 Tehama Near Mineral Comment
  OBI10379  Ceanothus prostratus var. prostratus H. E. McMinn 1940-6-21 5274 Tehama Deer Crk rd S of Lassen Natl Park Comment
  UC1052186  Ceanothus velutinus K. D. Gowans 1954-8-23 13 Tehama 1 mi s Turner Mountain (Lassen National Forest); , Quad. 33A2, s of Turner Mt 1828 Comment
  CHSC68695  Centaurea melitensis Vernon H. Oswald; Lowell Ahart 1997-5-14 8451 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. 920 Comment
  SEINET8111623 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 DIA 201519 Tehama Hillside to the West of parking lot at end of Green Valley Road. 209 Comment
  SEINET8111644 Image available Centaurea solstitialis Julia Harencar, Gregory Reardon 2015-1 RB 201509 Tehama North-west of Herbert S. Miles rest area between Cottonwood and Red Bluff on southbound I-5. 93 Comment
  CHSC40806  Centaurium tenuiflorum Pauleen Broyles 1982-7-2 780 Tehama The Nature Conservancy Vina Plains Preserve. Along irrigation ditch in w pasture at Hwy 99 ca .5 km s of jct with Lassen Road. 66 Comment
  SD74669  Centromadia fitchii Helen V. Witham 1969-10-4 541 a Tehama Open field near Blue Tent Creek, one mile east of Ide Adobe State Historical Park. 130 Comment
  CAS-BOT-BC281218  Centromadia fitchii F. D. Douthitt 1919-5-19 160 Tehama Mill Creek 914 Comment
  CHSC65931  Centunculus minimus Vernon H. Oswald; Lowell Ahart 1996-4-15 7358 Tehama Thomes Creek Ecological Reserve. Northwest side of Sacramento Valley. CDFG parcel on the S side of Gyle Rd. Growing on the drying bed of a vernally flooded drainage on the S side of the intermittent stream ca. 0.1 mi E of the lane. 103 Comment
  CHSC80253  Centunculus minimus B. Castro; L. P. Janeway 2000-5-23 1179 Tehama Vicinity of Orland and Black Butte Lake, in 'hummocky' rolling hills between Rice and Brannin Creeks. 115 Comment
  CAS-BOT-BC205679  Cephalanthera austiniae James R. Shevock 1985-6-22 11245 Tehama Field redacted by CAS, contact the data manager for more information 1752 Comment
  SEINET6331972  Cercocarpus betuloides S. Dean 1979-4-24 s.n. Tehama HWY 36, Susanville, Red Bluff HWY rest stop 1219 Comment
  HSC95721  Cercocarpus ledifolius var. intermontanus Vernon H. Oswald, L. Ahart 1997-7-7 8683 Tehama Lookout on Tomhead Mtn. near the NE corner of the Yolla Bolly-Middle Eel Wilderness 2058 Comment
  HSC49048  Cercocarpus montanus var. glaber Patricia Shesgreen 1978-5-13 94 Tehama Beegum Gorge, FS Rd. 1S02, 2.7 mi. off Hwy. 36 and A16 976 Comment
  HSC75051  Chaenactis douglasii var. douglasii J. P. Smith, Thomas W. Nelson 1978-7-22 10040 Tehama Shasta-Trinity National Forest. On the road to Mt. Tedoc 1585 Comment
  JEPS34140  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1899-4-25 Tehama Stivers Ranch; near Rosewood Comment
  CHSC95169  Chaenactis glabriuscula var. heterocarpha R. D. Fischer 2005-5-30 793 Tehama Sierra Nevada Mountains, off county road 27N08 ca. 6 miles east of Hwy 32, between Butte Meadows turn-off and Potato Patch Campground, downstream of the Deer Creek camp.UTM: 10617744E, 4447073N. 880 Comment
  JEPS94340  Chaenactis glabriuscula var. heterocarpha Vernon H. Oswald and Lowell Ahart 1997-5-14 8454 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)19.5 mi s of Plum Creek Road); Ponderosa Way 725 Comment
  UC1051537  Chaenactis glabriuscula var. heterocarpha Helen K. Sharsmith 1954-6-24 4346 Tehama 1 mi below summit Eagle Peak (sw ridge leading to Eagle Peak); Inner North Coast Ranges, Mendocino National Forest, Eagle P 1066 Comment
  CAS-BOT-BC277785  Chaenactis nevadensis John Thomas Howell 1960-8-19 36195 Tehama Lassen Volcanic National Park. Summit ridge of Brokeoff Mt. 2804 Comment
  CHSC52642  Chamaesyce hooveri R. D. Stone 1986-7-19 765 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.7 miles NNE of Haille Road and 0.1 miles NW of barn. Western of three vernal pools. 65 Comment
  CHSC52648  Chamaesyce hooveri R. D. Stone 1986-8-22 798 Tehama Central Valley. Vina Plains, 0.7 miles E of Leininger Road and 1.3 miles NE of is intersection with Highway 99. Vernal pool. 74 Comment
  JEPS91386  Chamaesyce maculata Dean W. Taylor 1993-10-17 14084 Tehama Round Valley Road 0.5 miles W from junction Newville Road (ca. 4 mi SW of Paskenta 274 Comment
  JEPS96106  Chamaesyce maculata Vernon H. Oswald and Lowell Ahart 1996-6-3 7720 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek just upstream from Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 91 Comment
  CHSC112581  Chamaesyce ocellata subsp. rattanii Lowell Ahart 2013-9-17 19048 Tehama Gravel bar on the south side of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC115900  Chamaesyce ocellata subsp. rattanii B. Castro; R. Carter, B. Humphrey, M. Berry 2015-7-20 2106 Tehama Sacramento Valley. N edge of Elder Creek channel, ca 1.15 air mi NW of its confluence with the Sacramento River and 1.05 air mi E of the San Benito Ave. bridge over Elder Ck at the town of Gerber. Just W of pronounced bend in channel. 62 Comment
  JEPS105077  Chamaesyce ocellata subsp. rattanii Dean W. Taylor 1992-10-8 13272 Tehama ca. 10 miles SW of Corning, South Fork Hall Creek 140 Comment
  UC1023463  Chamaesyce ocellata subsp. rattanii Milo S. Baker and H. K. Wagnon 1953-5-30 12686 Tehama logging rd to w Paskenta (near Post 5 mi) Comment
  UC1731137  Chamaesyce ocellata subsp. rattanii Dean Wm. Taylor with James Shevock, Barbara Ertter 1992-9-19 13246 Tehama Toomes Camp Rd. ca. 5.3 mi. w. Paskenta; N. Coast Ranges 518 Comment
  UC762207  Chamaesyce ocellata subsp. rattanii R. F. Hoover 1938-8-2 3725 Tehama 6 mi e Newville Comment
  CHSC72406  Chamaesyce serpillifolia subsp. serpillifolia Vernon H. Oswald; Lowell Ahart 1998-10-27 9688 Tehama Nomalaki Trail west of Paskenta and north of Mud Flat Rd. at Dead Rabbit Lake. 542 Comment
  CHSC77334  Chamaesyce serpillifolia subsp. serpillifolia L. P. Janeway; B. Castro 1999-6-21 6475 Tehama Along South Fork Cottonwood Creek. 329 Comment
  UCR129873  Cheilanthes covillei H. K. Wagnon 1953-5-3 12640 Tehama West of Paskenta along logging road 244 Comment
  CHSC116670  Cheilanthes gracillima Lowell Ahart; John Dittes, Josephine Guardino 2016-2-11 20700 Tehama Near the fish ladder on Deer Creek, about 2 miles by trail to Highway 32. 883 Comment
  CHSC60289  Cheilanthes gracillima Mary Ann Showers 1992-6-26 2573 Tehama East of Sulphur Works Entrance Station above West Sulphur Creek. Lassen Volcanic National Park. 1950 Comment
  UC1299767  Cheilanthes gracillima Freed W. Hoffman 1950-7-1 3702 Tehama near Ball Rock (w Tehama Co) Comment
  CAS-BOT-BC460988  Chenopodium atrovirens P. A. Munz 1951-7-25 16892 Tehama Square Lake, north face of South Yolla Bolly Mts. 2133 Comment
  JEPS105930  Chenopodium botrys Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11213 Tehama On the north side of the Mill Creek Trail (4E10), road north of Mill Creek, about 1/2 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 653 Comment
  JEPS118003  Chenopodium botrys Lowell Ahart, John Dittes 2011-6-9 17472 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  HSC67037  Chenopodium californicum J. O. Sawyer, J. P. Smith 1975-6-1 8181 Tehama State Rte. 36, 2 mi. E of Dry Creek Bridge Comment
  CHSC90435  Chimaphila umbellata Niall McCarten; Roxanne Bittman 1986-6-14 5352 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. S of confluence of Thomes and McClure creeks. 1341 Comment
  UC903256  Chimaphila umbellata Ethel Crum 1937-8-7 1951 Tehama 12 mi. s.w Lassen Peak (Mineral Summit); Mineral Summit 1615 Comment
  SEINET7096720  Chlorogalum angustifolium A. G. Vestal 1963-6-4 s.n. Tehama Ca. 2.6 miles west junction with Bowman Road on Route 36. NAD27, 40? deg. 16' 26ao, -122?_ 32' 25ao (converted to WGS84 decimal degrees) UTM Zone 10, 539079mE, mN.4458061mN. Comment
  UC843758  Chlorogalum angustifolium Lewis S. Rose 1934-4-22 34250 Tehama 5 mi e Red Bluff 121 Comment
  RSA49305  Chlorogalum angustifolium Philip A. Munz 1949-5-14 13199 Tehama 7 miles south of Corning Comment
  CHSC108653  Chlorogalum pomeridianum B. Castro; L. P. Janeway 2000-6-15 1300 Tehama Inner North Coast Ranges. Ca 9 rd mi SW of Paskenta, on N side of Mud Flat Rd ca 1.6 mi W of its jcn with Round Valley Rd. 569 Comment
  HSC97162  Chorizanthe membranacea Jenny Marr, Caroline Warren 1998-4-28 Tehama Upper N Fork Stony Creek, Newville Rd and Round Valley Rd. 213 Comment
  RSA90846  Chorizanthe membranacea Milo S. Baker, H. K. Wagnon 1953-5-30 12715 Tehama Logging road west of Paskenta near 5 mile post. Comment
  CDA15413  Chorizanthe stellulata G. F. Hrusa, J. Hart 1998-5-1 14427 Tehama Sacramento Valley; Ridge above S. side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. Comment
  CHSC110723  Chorizanthe stellulata Dean Wm. Taylor; Robin Falscheer, T. Engstrom et al. 2010-6-23 20895 b Tehama Highway 36, 1 mile west from Lassen Lodge, north side of the highway near the junction with little Giant Mill Road 1158 Comment
  CHSC56298  Chrysolepis sempervirens K. R. Stern 1986-5-21 8250 Tehama Deer Creek Meadow, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  RSA739675  Chrysothamnus nauseosus subsp. albicaulis John Dittes, Lowell Ahart, Josephine Guardino 2003-8-23 799 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  CAS-BOT-BC100784  Chrysothamnus viscidiflorus subsp. viscidiflorus Alice Eastwood 1912-8-22 1886 Tehama [Morgans] Morgan Springs, Lassen Butte Region Comment
  CHSC64547  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1995-4-3 6590 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Scattered plants in moist soil along the intermittent stream on the s edge of the basalt ridge at the w boundary. 195 Comment
  CHSC65738  Cicendia quadrangularis Vernon H. Oswald; Lowell Ahart 1996-4-3 7290 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  UCR130070  Cicuta maculata var. angustifolia George K. Helmkamp, E. A. Helmkamp 2001-7-7 6903 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  CHSC68977  Cinna latifolia Vernon Oswald; Lowell Ahart 1997-7-7 8700 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CAS-BOT-BC285354  Cirsium andersonii A. A. Heller 1938-7-28 s.n. Tehama On the Mineral-Mt. Lassen Park Highway Comment
  SBBG119889  Cirsium andersonii L. Ahart 2006-9-9 13257 Tehama near dry meadow just W of dirt rd, ca. 150 yds E of Colby Crk, ca. 5 air mi NE of Butte Meadows; T26N R4E S11, NE/4 1525 Comment
  CHSC101415  Cirsium cymosum David Isle 1992-7-29 1552 Tehama Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts.From 1992 Willow Creek EUI Plot 33. 1755 Comment
  HSC74076  Cirsium douglasii var. breweri J. P. Smith, Thomas W. Nelson 1978-7-22 10058 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1372 Comment
  RSA755418  Clarkia arcuata L. P. Janeway, B. Castro 2009-4-25 9764 Tehama Cascade Range Foothills: Tehama Wildlife Area: Along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. 564 Comment
  CHSC65224  Clarkia borealis V. Parker; J. Clark 1993-7-3 860 Tehama Inskip Hill, on Gridley property west of Lanes Valley Road. 426 Comment
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Feb 14 2013
  JEPS112906  Clarkia borealis subsp. arida Dean W. Taylor 1997-6-18 16074 Tehama Laynes Valley Road about 2.5 miles S of Manton Road 441 Comment
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Sep 16 2016
  CAS-BOT-BC164173  Clarkia concinna R. Bacigalupi 1934-5-29 2401 Tehama Base of Paskenta Grade, along road to Covelo Comment
  JEPS76672  Clarkia concinna subsp. concinna L. R. Heckard 1972-6-17 2952 A Tehama e slope Beegum Mt. 1127 Comment
  JEPS97426  Clarkia concinna subsp. concinna Vernon H. Oswald and L. Ahart 1995-7-12 7002 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36 950 Comment
  JEPS94336  Clarkia gracilis subsp. albicaulis Vernon H. Oswald and Lowell Ahart 1997-5-14 8449 Tehama 2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 920 Comment
  CHSC68956  Clarkia gracilis subsp. gracilis Vernon Oswald; Lowell Ahart 1997-7-7 8682 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along the road near the lookout. 2057 Comment
  CHSC78676  Clarkia gracilis subsp. gracilis Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC78876  Clarkia gracilis subsp. gracilis Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  JEPS122061  Clarkia purpurea subsp. quadrivulnera Lowell Ahart, John Dittes 2014-5-17 19505 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS96017  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald and Lowell Ahart 1996-4-29 7491 Tehama n.w. Corning (CDFG parcel on s. side of Gyle Rd., near large vernal pool in cluster of pools n. of the farm pond located on s. boundary, Thomes Creek Ecological Reserve); n.w. Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  SEINET516286  Clarkia purpurea subsp. quadrivulnera Vernon H. Oswald 1997-5-14 8438 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 7.9 mi S of Plum Creek Rd., 1.6 mi NW of the South Fork Antelope Creek. 1018 Comment
  RSA49238  Clarkia purpurea subsp. quadrivulnera P. A. Munz 1949-5-14 13205 Tehama 7 miles south of Corning Comment
  RSA92955  Clarkia purpurea subsp. quadrivulnera Milo S. Baker, H. K. Wagnon 1953-5-31 12699 Tehama Roadside a mile or so east of Paskenta Comment
  CHSC63404  Clarkia rhomboidea Vernon H. Oswald 1994-6-11 6265 Tehama Tedoc Rd. (Forest Rd. 45) 5.2 mi S of Hwy. 36, 1.2 mi N of Pattymocus Lookout Rd., W of Red Bluff and S of Platina. On roadside banks. 1152 Comment
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Sep 28 2008
  CHSC86569  Clarkia rhomboidea L. P. Janeway 2003-6-14 7836 Tehama High Cascade Range. Along Cohasset Road 2.3 road km north-east of Deer Creek crossing, at Beaver Creek. 643 Comment
  UC1949042  Clarkia rhomboidea Barbara Ertter with Brad Olson 1991-7-6 10375 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; at W end of meadow Comment
  CHSC70836  Claytonia exigua subsp. exigua Vernon Oswald 1998-4-1 8895 Tehama Inner North Coast Ranges. Mendocino NF. Nomalaki Trail between Round Valley and Mud Flat roads, just north and uphill from Bennett Creek. 579 Comment
  CHSC90694  Claytonia exigua subsp. exigua D. Isle 1996-3-7 1001 Tehama Mendocino National Forest--North Coast Ranges. North Fork Stony Creek Watershed. Wilder Research Natural Area. 304 Comment
  JEPS110422  Claytonia palustris Lowell Ahart 2006-7-11 12946 Tehama On the east side of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS75785  Claytonia palustris Todd and Virginia Keeler-Wolf 1971-6-17 156 Tehama about 1.5 mi se North Yolla Bolly Guard Station (Saunder's Camp); Yolla Bolly Mountains 1859 Comment
  CHSC9743  Claytonia parviflora subsp. parviflora Nancy Mosman 1971-7-17 125 Tehama In shady meadow 50 ft e of Hwy 32 ca. 22 m s of Chester. 914 Comment
  CHSC65768  Claytonia perfoliata subsp. perfoliata Vernon H. Oswald; Lowell Ahart 1996-4-8 7317 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a shaded cutbank on the E side of Paynes Creek ca. 0.4 mi downstream from the former bridge sit on the gravel road. 106 Comment
  RSA21523  Claytonia rubra C. B. Wolf 1937-5-17 8709 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 11 miles above Paynes Creek. 915 Comment
  RSA755739  Claytonia rubra subsp. rubra Barbara Ertter, Brad Olson 1991-7-6 10368 Tehama Rocky Cabin meadow ca 1 mile south of Ball Rock, 1 mile southeast of Cold Spring Forest Station, ca 30 air miles west of Corning. 1890 Comment
  UC1299359  Claytonia rubra subsp. rubra Freed W. Hoffman 1947-6-23 1629 Tehama near Government Flat (w Tehama County) Comment
  UC702895  Claytonia rubra subsp. rubra Alice Eastwood and John Thomas Howell 1941-7-9 9751 Tehama between Log Spring and Government Flat; Log Spring Ridge Comment
  HSC23465  Claytonia rubra subsp. rubra C. A. Stafford 1970-4-12 11 Tehama 25 yds. off NW side of Cohassed Hwy., 100 yds. from jct. of Ponderosa Way and Cohasset Hwy., 4.5 mi. N of Butte Co. line Comment
  CHSC68958  Claytonia sibirica Vernon Oswald; Lowell Ahart 1997-7-7 8696 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC88598  Claytonia sibirica L. P. Janeway 2001-6-10 7151 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  UC1019534  Collinsia greenei Louise Kellogg 1952-7-12 23 Tehama South Yolla Bolly Mtn; North Coast Ranges; Mendocino Nat. For.; Middle Eel-Yolla Bo 2438 Comment
  UC1019556  Collinsia parviflora Louise Kellogg 1952-7-18 86 Tehama near Squaw Camp and Pole Corral on Boswell Ridge directly s of South Yolla Bolly Mountain (North Coast Ranges, Mendocino National Forest); North Coast Ranges, Mendocino National Forest 2133 Comment
  JEPS15373  Collinsia rattanii Douglas Barbe 1955-7-17 208 Tehama 1 mi s Tomes Camp (on county rd, w slope, w Tehama Co.) Comment
  HSC20620  Collinsia sparsiflora John L. Heywood, D. H. Norris 1968-3-31 1829 Tehama Hwy. 36, 71 mi. E of Shasta Co. line Comment
  CHSC102360  Collinsia sparsiflora var. collina L. P. Janeway 2009-3-28 9664 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 km west of the power lines; ridge top north of Little Grapevine Creek. 503 Comment
  CHSC88851  Collinsia sparsiflora var. collina A. Peterson 2003-4-17 39 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  JEPS95674  Collinsia sparsiflora var. collina Vernon H. Oswald 1995-3-27 6551 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 219 Comment
  SBBG6886  Collinsia tinctoria H. and M. Dearing 1938-6-23 2099 Tehama Potato Patch Public Camp, Deer Crk 1051 Comment
  UC764485  Collinsia tinctoria R. F. Hoover 1939-5-11 4098 Tehama Dibble Creek near Red Bluff; Dibble Creek Comment
  UC1025110  Collinsia torreyi var. latifolia Douglas Barbe 1955-7-16 179 Tehama on the east ridge leading to South Yolla Bolly (Mount Linn), West Tehama County South Yolla Bolly 2286 Comment
  HSC20623  Collinsia torreyi var. latifolia Louise Kellogg 1952-7-9 9 Tehama Near Squaw Camp and Pole Corral on Boswell Ridge directly S of S Yolla Bolly Mtn. 2134 Comment
  UC1076032  Collomia diversifolia Herbert L. Mason 1947-5-18 14793 Tehama w Paskenta; Paskenta Grade Comment
  RSA90847  Collomia diversifolia Milo S. Baker, H. K. Wagnon 1953-5-31 12708 Tehama Logging road west of Paskenta near 10 mile post Comment
  UCR123336  Collomia grandiflora George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6898 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  RSA304457  Collomia grandiflora D. H. Wilken, C. Donahue 1974-7-3 12121 Tehama Round Valley Road near Cedar Springs, 13 miles W of Paskenta 1524 Comment
  CHSC115772  Collomia tinctoria Lowell Ahart; John Dittes 2015-8-5 20471 Tehama East side Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  HSC16940  Collomia tinctoria Larry Berti 1968-7-20 Tehama 5 mi. N of Dales Station Comment
  HSC74972  Collomia tracyi J. P. Smith, Thomas W. Nelson 1979-6-25 10197 Tehama Shasta-Trinity National Forest, 1 mi. from Tedoc Gap on the road to Hwy. 36 1402 Comment
  CHSC70814  Comandra umbellata subsp. californica B. Castro; L. Janeway 1995-6-11 575 Tehama On W side of Hwy 32, ca 4 air mi SW of Potato Patch Campground, at 'Windy Cut Lookout' overlooking Deer Creek canyon. On open bench ca 20 ft below the main knoll and parking area. 1127 Comment
  CHSC80560  Comandra umbellata subsp. californica Vernon H. Oswald; Lowell Ahart 2001-5-7 10013 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS68352  Cordylanthus pilosus subsp. hansenii L. R. Heckard with R. Bacigalupi and B. Doren 1971-9-9 2793 Tehama along Reeds Creek Rd 3.7 mi e junction with Pettyjohn road (ca 12 air mi w of Red Bluff) 274 Comment
  HSC81702  Cordylanthus tenuis subsp. viscidus Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5047 Tehama Along road from Regan Meadow to Brushy Mtn., 1 mi. from Regan Meadow 1433 Comment
  OBI83051  Cordylanthus tenuis subsp. viscidus Robert L. Johnson, Mikel R. Stevens 2015-7-10 3949 b Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). E side of rd. Ca 31 air mi northeast of downtown Chico. 1335 Comment
  CHSC57177  Cornus nuttallii John Griffith 1980-4-23 38 Tehama Ponderosa Way 0.9 mi south of Deer Creek. 658 Comment
  RSA666359  Cornus nuttallii Barbara Ertter 1991-9-2 10784 Tehama Round Valley - Paskenta road (RtM4) 7.8 mi E of Log spring Creek, ca 10 airmiles. WSW of Paskenta. 1372 Comment
  UCD117172  Cornus nuttallii John Thomas Howell 1960-8-21 36294 Tehama Between Morgan and Morgan Summit. 1676 Comment
  HSC74943  Cornus sericea subsp. sericea J. P. Smith, Thomas W. Nelson 1979-6-24 10166 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  CHSC24931  Cornus sessilis P. Goldman 1976-4-22 19 Tehama Scattered on w side of Antelope Creek, at junc of Antelope Creek and Ponderosa Way, ca. 20 mi s of Red Bluff. 1066 Comment
  JEPS94368  Cornus sessilis Vernon Oswald and Lowell Ahart 1997-9-9 8867 Tehama 1.1 mi se of Highway 32 (Forest Road 26N09 at Cascade Creek, nw of Chico Meadows); Cascade Creek, Forest Road 26N09 1219 Comment
  POM118226  Cornus sessilis Edward Hyatt, Marguerite Hyatt 1914-7-30 319 Tehama Deer Creek. 305 Comment
  RSA81725  Cornus sessilis Roxana S. Ferris 1952-5-17 12486 Tehama Along Deer Creek (State Highway 32), Potato Patch Campground, Lassen National Forest. Comment
  SBBG15974  Corydalis caseana D. Myrick 1961-6-24 358 Tehama St Hwy 36 ca. 2 mi E of Mineral 1676 Comment
  CAS-BOT-BC401889  Corydalis caseana subsp. caseana H. M. Hall; E. B. Babcock 1903-7-1 4291 Tehama Mount Lassen. Near Morgan, (Mill Creek Canyon) 1524 Comment
  CHSC64524  Crassula aquatica Vernon H. Oswald; Lowell Ahart 1995-4-3 6561 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 216 Comment
  CHSC65930  Crassula aquatica Vernon H. Oswald; Lowell Ahart 1996-4-15 7362 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gule Rd, NW of Corning. 103 Comment
  JEPS97210  Crassula aquatica Vernon H. Oswald and L. Ahart 1995-4-3 6561 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  UCR257987  Croton setiger Ellen Dean, M. Starbuck, DHS Madrigals 2010-8-29 6866 Tehama Northern Sierra Nevada Mtns., western edge of Lake Almanor off Hwy 89 1372 Comment
  JEPS104219  Crucianella angustifolia Lowell Ahart 2003-6-11 10257 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS122053  Crucianella angustifolia Lowell Ahart, John Dittes 2014-5-17 19511 Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  CDA6675  Crucianella angustifolia G. D. Barbe, J. T. Howell, T. C. Fuller 1980-5-19 2664 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork of Cottonwood Creek. Comment
  SBBG122980  Crucianella angustifolia B. Ertter 1991-5-19 9868 Tehama Vassar Rd jct on Hwy 36 16.5 mi W of Red Bluff 243 Comment
  CHSC83076  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  CHSC83078  Crypsis schoenoides Lowell Ahart 2002-11-5 10020 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  SEINET8916098  Crypsis schoenoides B. Ertter, E. Neese, L. Fujii, D. Espindola 1989-1 8893 Tehama S side of NW arm of Black Butte Lake, W of Orland. 152 Comment
  CHSC83089  Crypsis vaginiflora Lowell Ahart 2002-11-5 10019 A Tehama East of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 miles (air) northwest of Orland. 152 Comment
  HSC97184  Crypsis vaginiflora L. Ahart 2002-11-5 10019 Tehama E of where Burris Creek runs into Black Butte Lake, about 15 feet below the high water line of the lake, about 12 mi. (air) NW of Orland 152 Comment
  CHSC23629  Cryptantha B. Garamendi 1974-5-10 20 Tehama Mill/Deer Creek Study Area. Peligreen Place. 975 Comment
  CHSC47978  Cryptantha affinis Vernon Oswald 1985-6-10 1821 Tehama Hwy 32 at Chico Creek. 1048 Comment
  CDA20827  Cryptantha crinita Stoffel 2006-5-4 PDR 1411608 Tehama Northern California; Hooker Creek Rd in Cottonwood. Comment
  CHSC96660  Cryptantha crinita Lowell Ahart 2007-5-8 13730 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS113164  Cryptantha crinita Lowell Ahart 2007-5-8 13730 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff 111 Comment
  UC1442623  Cryptantha crinita Lowell Ahart 1979-4-25 Tehama 1.5 mi n Red Bluff (along Dibble Creek, just e of e bridge of I-5 that crosses Dibble Creek); Dibble Creek 100 Comment
  RSA97068  Cryptantha crinita J. T. Howell 1954-4-25 29189 Tehama Gravel bar of Dibble Creek, 1.5 miles north of Red Bluff Comment
  CHSC102369  Cryptantha flaccida L. P. Janeway; B. Castro 2009-4-25 9746 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CHSC113925  Cryptantha flaccida Lowell Ahart 2014-5-8 19439 Tehama On the south side of the paved road to Berris Creek, about 0.4 miles east of the intersection with Black Butte Road, about 12 1/2 miles (air) southwest of Corning. 150 Comment
  CHSC70868  Cryptantha flaccida Vernon Oswald; Lowell Ahart 1998-4-21 8921 Tehama Newville Rd. east of Newville, 2.2 mi north of the Glenn-Tehama county line, 1.9 mi south of Round Valley Rd. 213 Comment
  CHSC78621  Cryptantha flaccida Julie Cunningham; Natalie Wight, Joyce Lacey 1998-4-28 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC83879  Cryptantha flaccida Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10112 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  CHSC84258  Cryptantha flaccida Lowell Ahart; John Dittes 2003-6-11 10238 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC92803  Cryptantha flaccida John Dittes; Josephine Guardino 2005-5-11 1106 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  JEPS67580  Cryptantha flaccida W. L. Jepson 1899-4-25 21121 Tehama Stivers' Ranch Crane Creek Comment
  CHSC77748  Cryptantha intermedia B. Castro; L. Janeway 1999-5-18 938 Tehama About 17 air miles SW of Red Bluff, vicinity of Sunflower Gulch and Red Bank Creek. 310 Comment
  JEPS67654  Cryptantha intermedia W. L. Jepson 1932-5-9 16317 Tehama Paskenta 304 Comment
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Jul 1 2009
  CHSC58023  Cryptantha rostellata Vernon H. Oswald; Lowell Ahart 1992-4-21 4919 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  JEPS102863  Cryptantha torreyana Lowell Ahart 2001-6-16 8852 Tehama On south side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  JEPS112686  Cryptantha torreyana Dean W. Taylor 1997-7-24 16147 Tehama Tomhead Mountain; Yolla Bolly Mtns. 1996 Comment
  RSA90780  Cryptantha torreyana M. S. Baker, H. K. Wagnon 1953-7-11 12835 Tehama 1.9 miles above Whitlock Camp on County road. Comment
  CHSC93108  Cupressus macnabiana R. Faust; J. Flanagan 2005-8-31 1147 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Raglin Ridge. West edge of road 693 (Raglin Ridge Road). 865 Comment
  JEPS46564  Cupressus macnabiana W. Brokenshire 1930-1-1 Tehama Mill Creek rim Mill Creek Comment
  SBBG119737  Cuscuta californica L. Ahart 2004-6-11 11017 Tehama NW of the Nomalaki Trail, ca. 100 yds N of Bowers Crk, ca. 0.75 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 6.5 air mi SW of Paskenta 553 Comment
  RSA794991  Cuscuta californica var. californica L. Ahart, Josephine Guardino 2009-9-6 16370 Tehama East of the enclosure, on the east side of Gurnsey Creek, meadow about 0.75 miles southwest of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles southeast of Mineral. 1479 Comment
  CHSC117645  Cuscuta campestris Lowell Ahart; John Dittes 2016-8-24 21262 Tehama About 20 yards west of the Sacramento River, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
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Sep 12 2018
  JEPS96036  Cuscuta campestris Vernon H. Oswald and Lowell Ahart 1996-7-8 7981 Tehama along Paynes Creek at the former bridge site at the W end of the gravel road; BLM parcel along Hwy 36 NE of Red Bluff; Hog Lake Plateau; Cascade Range Foothills 97 Comment
  JEPS88167  Cuscuta howelliana Vernon H. Oswald and Lowell Ahart 1996-7-8 7978 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (on n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UCD21118  Cuscuta howelliana Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-24 294 Tehama Vina Plains, SW of Highway 99 and Rowles Road. Pool # ROW002. UTMs 10S0584437; 4416064. Comment
  UCD126360  Cuscuta occidentalis John M. Tucker 1959-7-19 3568 Tehama ca. 1/2 mile east of Ides Cove, southeast side of South Yolla Bolly Mountain. 2103 Comment
  CHSC64579  Cynosurus echinatus Vernon H. Oswald; Lowell Ahart 1995-4-10 6637 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along ridge crossing the ne corner of the reserve. 225 Comment
  HSC95424  Cyperus difformis L. Ahart, John Dittes 2003-9-17 10595 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS88594  Cyperus eragrostis Vernon H. Oswald and Lowell Ahart 1996-6-3 7697 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (along Paynes Creek at old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  UCD80261  Cyperus niger CNPS SN Foothill Team 2005-6-22 SNNR 0381 a Tehama USFS Lassen National Forest. 672 Comment
  CHSC84595  Cyperus squarrosus Lowell Ahart; John Dittes 2003-9-17 10597 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS115393  Cyperus squarrosus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16336 Tehama On a small mound, island when pond is full, about 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Cre 1493 Comment
  UCD104392  Cyperus squarrosus Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6857 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  SEINET13710705  Cyperus strigosus Lowell William Ahart, Lowell William Ahart 2003-1 10598 Tehama 5 Mi. SE of Los Molinos, E of Hwy 99 (39 Deg 57'14.5"N, 122 Deg 02'52.4"W) 200 Ft. 61 Comment
  RSA123787  Cystopteris fragilis Milo S. Baker, H. K. Wagnon 1955-7-22 246 Tehama Harding Spring on the trail to Square Lake. 2073 Comment
  CAS-BOT-BC189846  Dactylis glomerata P. A. Munz 1951-7-27 16966 Tehama South base of South Yolla Bolly Mountains. 2133 Comment
  CHSC76532  Damasonium californicum Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 243 Comment
  UCD138007  Damasonium californicum Robert E. Preston 1997-5-29 1032 Tehama around 5 miles northeast of Red Bluff at Hog Lake. 263 Comment
  CAS-BOT-BC192287  Danthonia californica Douglas Barbe 1955-7-16 163 Tehama At Somerset on the southwest slope of the ridge leading to Ovenlid 1767 Comment
  CAS-BOT-BC194332  Danthonia unispicata B. Crampton 1954-6-16 1999 Tehama Whitlock Camp - Round Mountain area to the west of Paskenta Comment
  UC1055939  Danthonia unispicata Helen K. Sharsmith 1954-6-24 4348 Tehama sw ridge leading to Eagle Peak (1 mi below summit); Inner North Coast Ranges, Mendocino National Forest 1066 Comment
  UCD32626  Danthonia unispicata Beecher Crampton 1954-6-16 1999 Tehama Tehama County, Round Mountain area, Whitlock Camp. 1219 Comment
  CHSC56997  Darmera peltata Steven Triano 1988-4-17 79 Tehama Along the bank of Big Chico Creek e of Hwy. 32 ca 15.6 mi n of Forest Ranch. 1048 Comment
  CDA36675  Datisca glomerata L. Ahart 2004-6-11 11044 Tehama On the south edge of Thomes Creek, west of the end of the Nomalaki Trail, about 1/2 mile north of Dead Rabbit Lake, about 2 miles northwest of Bowers Creek, about 2 3/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. Comment
  CHSC81259  Datisca glomerata Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-7-9 Tehama Vicinity of Red Bank Creek. 304 Comment
  UC1949096  Datisca glomerata Barbara Ertter with Brad Olson 1991-7-5 10303 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff; streambed of Long Gulch in SE corner of ranch Comment
  UC1034636  Delphinium decorum subsp. tracyi Milo S. Baker 1955-6-25 13051 Tehama w Postpile Camp; Mend. Nat. Forest 1828 Comment
  RSA116075  Delphinium hansenii E. K. Balls, Lee W. Lenz 1955-5-14 20722 Tehama 5.6 miles SW of Payne's Creek along Hwy 36, Lake Almanor to Payne's Creek. 213 Comment
  CAS-BOT-BC9910  Delphinium nudicaule Ira L. Wiggins 1925-3-26 1547 Tehama Above the gorge on Mill Creek. Comment
  RSA90627  Delphinium nudicaule Milo S. Baker, H. K. Wagnon 1953-6-21 12793 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  HSC87026  Delphinium nuttallianum Terry Hines, Ellen Purcell, N. Williams 1988-3-26 14 Tehama Hwy 36, 17.5 mi. E of County line. 213 Comment
  SBBG2166  Delphinium nuttallianum H. and M. Dearing 1938-6-24 2125 Tehama Mineral Comment
  UC54274  Delphinium nuttallianum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4362 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD22592  Delphinium nuttallianum L. K. Mann 1959-6-7 s.n. Tehama About 1 mile from State Highway 36 on cutoff to Lyonsville. Comment
  CAS-BOT-BC116448  Delphinium patens subsp. patens Doris Kildale Gillespie 1930-5-14 9403 Tehama between Mineral and Paynes Creek Comment
  RSA703799  Delphinium variegatum Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 222 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC3925  Delphinium variegatum subsp. variegatum L. Lyons 1967-4-24 17 Tehama At intersection of Hall Rd. and Gardner Ferry Dr. ca. 4 me. e. Corning and 2 mi. w. Sacramento River, Woodson Bridge. 45 Comment
  CHSC88933  Delphinium variegatum subsp. variegatum Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 220 yds south of Rock Wall on Powerline Road. UTM: 10 0591836 E, 4446539 N. 587 Comment
  UC149680  Deschampsia cespitosa subsp. cespitosa H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4350 Tehama near Morgan Morgan; Mill Creek Canyon 1524 Comment
  CHSC64646  Deschampsia danthonioides Vernon H. Oswald; Lowell Ahart 1995-4-3 6574 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In wetland near the w boundary just s of the northern cluster of pools. 207 Comment
  JEPS68491  Deschampsia danthonioides W. L. Jepson 1899-4-30 Tehama Red Bluff Comment
  JEPS110282  Deschampsia elongata Lowell Ahart 2006-7-19 13050 Tehama Open meadow area, just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  SEINET191121 Image available Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama One mile S of jct of Rte 32 & 36; 13 miles W of Chester 1524 Comment
  UC1558235  Deschampsia elongata Harold and Virginia Bailey 1948-8-28 3070 b Tehama near Sulphur Creek Campground Sulphur Creek Campground; Lassen Volcanic Nat'l Park 2011 Comment
  UCD63531  Deschampsia elongata A. A. Beetle 1941-6-27 2752 Tehama 1 mile south of junction of Rt. 32 and 36, 13 miles west of Chester. 1524 Comment
  JEPS94583  Descurainia incana Vernon Oswald and Lowell Ahart 1997-7-7 8679 Tehama Lookout Tomhead Mtn. (near ne corner of Yolla Bolly-Middle Ee Wilderness) 2057 Comment
  UC1949070  Descurainia incisa subsp. incisa Barbara Ertter with Brad Olson 1991-7-6 10426 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC60368  Dicentra formosa Mary Ann Showers 1992-6-26 2579 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works entrance station. 1828 Comment
  JEPS9569  Dicentra formosa Joseph Grinnell 1925-6-18 Tehama Mineral 1463 Comment
  UC1037403  Dicentra formosa Douglas Barbe 1955-7-21 231 Tehama s shore Square Lake 2103 Comment
  UC1362286  Dicentra formosa Kingsley R. Stern 1964-6-24 2121 Tehama ca 0.5 mi e Mineral (Mineral campground) 594 Comment
  UC1362288  Dicentra formosa L. Rhinehart 1964-5-30 Tehama ca 4 mi w Mineral (State Hwy 36) Comment
  UCD95521  Dicentra formosa S. P. Lynch 1973-6-9 290 Tehama Wells Creek Campground on road to Handy Chrip Camp behind Tedoc Mountains. Comment
  JEPS88597  Dichanthelium acuminatum subsp. fasciculatum Vernon H. Oswald and Lowell Ahart 1996-6-3 7694 Tehama BLM parcel along Hwy 36 ne of Red Bluff (along Paynes Creek at the old bridge site, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 103 Comment
  CHSC88975  Dichelostemma capitatum subsp. capitatum Pat Sater 2001-3-20 Tehama Tehama Wildlife Area. 50 yds northwest of the intersection of Powerline Road and Cottonwood Jeeptrail. UTM: 10 0592930 E, 4449270 N. 621 Comment
  JEPS18187  Dichelostemma multiflorum Rimo Bacigalupi with F. Chisaki and G. T. Robbins 1956-4-18 5597 Tehama 7.1 mi w Red Bluff (along Lowrey-Red Bluff road) 118 Comment
  UC1303144  Dichelostemma multiflorum A. A. Heller 1927-5-8 14368 Tehama near Vina; Upper Sacramento Valley Comment
  SEINET10533982  Dichelostemma multiflorum A. Arthur Heller 1927-5-8 Heller 14368 Tehama Clay soil in fields near Vina the region where Hartweg collected the type. Comment
  SEINET8476761  Dichelostemma multiflorum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC105925  Dieteria canescens var. shastensis B. Castro; L. P. Janeway 1999-8-23 1034 I Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co. lines. 1997 Comment
  CHSC79579  Diplacus layneae S. E. Schoenig 1998-7-5 98 -74 Tehama Hwy 32 1 mi NE of Potato Patch Campground. 1310 Comment
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Mar 10 2006
  CAS-BOT-BC153497  Diplacus layneae Milo S. Baker; H. K. Wagnon 1953-6-20 12748 Tehama Logging rd West of Paskenta near 10 mi post Comment
  CAS-BOT-BC151452  Diplacus nanus P. A. Munz 1951-7-26 16927 Tehama East side of South Yolla Bolly Pk. 2346 Comment
  CHSC65351  Diplacus torreyi Lowell Ahart 1995-10-3 7658 Tehama Along Willow Creek, about 1 3/4 miles (air) north-east of Jonesville, about 6 1/2 miles (air) north-east of Butte Meadows. 1645 Comment
  CHSC69665  Diplacus torreyi Vernon Oswald; Lowell Ahart 1997-9-9 8869 Tehama Forest Rd. 26N09 at Cascade Creek, northwest of Chico Mdws., 1.1 mi southeast of Hwy. 32. 1219 Comment
  CAS-BOT-BC154015  Diplacus torreyi Carl B. Wolf 1941-7-23 11056 Tehama Northern Sierra Nevada. On Chico-Lake Almanor Rd. (Calif. Highway #32) 4 1/2 mi. N. of (above) Lomo 1219 Comment
  SBBG21897  Diplacus torreyi D. Myrick 1964-7-18 865 Tehama St Hwy 36, near south entrance to Mt. Lassen Highway 1371 Comment
  SEINET194975  Diplacus torreyi A. A. Heller 1938-1 15176 Tehama Along State Hwy 36 a short distance W of the Plumas County line 1463 Comment
  CHSC81260  Dipsacus fullonum Caroline Warren; Jenny Marr, L. P. Janeway, B. Castro 1999-8-11 Tehama Vicinity of South Fork Cottonwood Creek and Long Gulch. 332 Comment
  CHSC68974  Disporum hookeri Vernon Oswald; Lowell Ahart 1997-7-7 8698 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CAS-BOT-BC136199  Dodecatheon alpinum John Thomas Howell 1961-6-20 36586 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  SEINET10449636  Dodecatheon alpinum subsp. majus Mary Susan Taylor 1975-7-17 Taylor 847 Tehama Carter Meadows, ca. 0.5 mi E of Butte Mountain, ca. 5 mi S of junction of Hwys 32, 36 and 39. Montane Coniferous Forest. 1829 Comment
  HSC85852  Dodecatheon clevelandii Rob Marheine, Tim Tilghman, Bruce Delgado 1987-3-28 Tehama 10 mi. E of Red Bluff, Hwy. 36 milepost 51.5 Comment
  UCSB63869  Dodecatheon clevelandii Oswald, Vernon; Ahart, Lowell 1996-3-18 Tehama BLM parcel; T28N R3W SW1/4 NEV1/4 Sec. 26, 600 ft, Cascade Range Foothills, between the Sacramento River and the power transmission lines, ca. 0.75 mi N of the S boundary of the parcel. Comment
  CHSC13890  Dodecatheon clevelandii subsp. patulum J. F. Goodwin 1972-3-4 250 Tehama 2.6 mi e on Vina road from hwy 99 to Reed Orchard Road; 0.8 mi e on Reed Orchard Road in cow pasture. Comment
  CHSC64365  Dodecatheon clevelandii subsp. patulum Vernon H. Oswald; Lowell Ahart 1995-2-22 6490 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Collected at the north cluster of vernal pools. 207 Comment
  CHSC77367  Dodecatheon hendersonii Heidi West; L. P. Janeway 1999-3-3 Tehama Vicinity of Sunflower Gulch and Red Bank Creek. 304 Comment
  HSC89675  Dodecatheon hendersonii William E. Avery, Mathew Henry Bergvall-Mensor, Steve Wilson 1989-3-31 Tehama On Tedoc Rd. near intersection with Hwy. 36 549 Comment
  POM129380  Dodecatheon jeffreyi W. P. Taylor 1913-8-2 s.n. Tehama 2 mi S. of Yolla Bolly Mt. Comment
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Jul 5 2009
  RSA67174  Dodecatheon jeffreyi P. A. Munz 1951-7-25 16843 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC33357  Downingia bicornuta Larry Phillips 1980-4-23 13 Tehama 15 mi n of Chico. 200 ft w of jct. of hwy 99 and Haille Rd. N edge of road. 54 Comment
  JEPS108491  Downingia bicornuta var. bicornuta Lisa Schultheis 1996-5-23 306 -96 Tehama Hog Lake. Rt. 36 about 9 mi NE of Red Bluff. Comment
  CHSC111134  Downingia cuspidata Lowell Ahart 2012-6-2 18148 Tehama Small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC70876  Downingia cuspidata Vernon Oswald; Lowell Ahart 1998-4-27 8977 Tehama Vestal Rd. 4.9 mi w of its junction with Cannon, Pettyjohn, and Reeds Creek roads, west of Red Bluff and south of Hwy. 36. 292 Comment
  JEPS16186  Downingia cuspidata Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3134 Tehama 8 mi ne Flourney (along Paskenta Road, w Tehama County) Comment
  JEPS97250  Downingia cuspidata Vernon H. Oswald and L. Ahart 1995-4-17 6648 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  CDA42331  Downingia cuspidata Vernon H. Oswald & Lowell Ahart 1998-4-27 8977 Tehama Vestal Road 4.9 miles west of its junction with Cannon, Pettyjohn, and Reeds Creek Roads, west of Red Bluff and south of Hwy 36. Comment
  RSA32877  Downingia cuspidata A. A. Heller 1941-4-27 16081 Tehama Volcanic uplands E of Red Bluff, near State Hwy 36. Comment
  RSA565070  Downingia insignis D. W. Taylor 1992-5-14 13438 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  CHSC76126  Downingia ornatissima G. F. Hrusa; J. Hart 1998-5-10 14420 Tehama West of Gerber Quad. North Sacramento Valley. On ridge approx. 1/4 mi. S of Coyote Creek, Coyote Creek Conservation Area, and ~1 mi. W of Paskenta Rd. 100 Comment
  CHSC46119  Draba verna var. aestivalis L. P. Janeway; Oscar V. Janeway 1989-4-15 3218 Tehama Deer Creek Meadows; along hwy 32 ca 3/4 mi SW of jct with hwy 36/89. Upper part of mdw. 1402 Comment
  CHSC102463  Draba verna var. verna L. P. Janeway 2009-3-28 9660 Tehama Cascade Range Foothills. Tehama Wildlife Area; along West Grapevine Jeep Trail 1.9 road km west of the power lines; ridge top north of Little Grapevine creek. 503 Comment
  CAS-BOT-BC159633  Drymocallis glandulosa var. glandulosa H. F. Copeland 1920-7-17 107 Tehama Butt Mt. 1828 Comment
  CAS-BOT-BC527351  Drymocallis glandulosa var. reflexa Alice Eastwood; John Thomas Howell 1941-7-9 9708 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  SJSU6160  Dudleya farinosa D. L. Wilson 1970-5-14 Tehama above confluence of N & S forks of Antelope Cr c. 20 mi E of Red Bluff Comment
  CHSC107262  Dysphania botrys Lowell Ahart; John Dittes 2011-6-9 17472 Tehama On the bottom of Dry Creek, south of the confluence of Acorn Hollow Creek and Dry Creek, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina 75 Comment
  CHSC54864  Dysphania botrys Vernon H. Oswald 1991-9-1 4857 Tehama Lassen Volcanic Park. Lasen Hwy (Hwy 89) just inside the south park boundary. 1999 Comment
  CHSC115812  Dysphania pumilio Lowell Ahart; John Dittes 2015-8-5 20458 Tehama Poor logging road east side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC95147  Dysphania pumilio R. D. Fischer 2005-9-10 848 Tehama Sierra Nevada range, off Hwy 32 between Butte Meadow turn-off and Potato Patch Campground. Follow County Road 27N08 west to one lane bridge over Deer Creek, continue to top of ridge. 8.4 miles from Hwy 32. 10.1 miles from Hwy 32. 1371 Comment
  CHSC105932  Elatine brachysperma Lowell Ahart; John Dittes 2010-7-17 16845 Tehama On the bare strand of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  RSA767834  Elatine brachysperma L. Ahart, John Dittes 2010-7-17 16845 Tehama Bare strand of pond, Soap Creek Ranch, about 4.8 air miles southeast of Manton, about 2 air miles north of Highway 36. 813 Comment
  CHSC107240  Elatine californica Lowell Ahart; John Dittes 2011-6-9 17448 Tehama Rio De Los Molinos Land Grant. In shallow water or on wet bare sandy soil, bottom of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  CAS-BOT-BC113741  Eleocharis acicularis Alice Eastwood; John Thomas Howell 1941-7-9 9804 Tehama Government flat. Comment
  CHSC40802  Eleocharis acicularis Pauleen Broyles 1982-6-24 771 Tehama The Nature Conservancy Vina Plains Preserve. Bank of irrigation ditch just s of Lassen Rd. 60 Comment
  UCD18768  Eleocharis acicularis Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 61 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  CAS-BOT-BC113742  Eleocharis acicularis Philip Alexander Munz 1951-7-26 16952 Tehama On sandy lake shore, Square Lake, n. base of South Yolla Bolly Pk. 2133 Comment
  UCD104371  Eleocharis bella Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6850 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CAS-BOT-BC112777  Eleocharis macrostachya John Thomas Howell 1960-8-20 36217 Tehama Morgan, near Lassen Volcanic National Park. 1463 Comment
  CHSC111137  Eleocharis macrostachya Lowell Ahart 2012-6-2 18150 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  JEPS106208  Eleocharis macrostachya Lowell Ahart 2004-6-28 11136 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  CHSC79859  Eleocharis parishii L. P. Janeway; B. Castro 2000-4-21 6671 Tehama High Cascade Range. Large springy area on north side of Mill Creek 1.9 km east-northeast of Black Rock and Ponderosa Way. 713 Comment
  JEPS66416  Eleocharis radicans L. R. Heckard and P. Rubtzoff 1971-7-31 267 B Tehama just NE of Red Bluff (land-locked lagoon off the Sacramento River) Comment
  CHSC66216  Elodea canadensis Vernon H. Oswald; Lowell Ahart 1996-6-3 7711 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. A slough along Paynes Creek ca. 0.5 mi downstream from the old bridge site. 100 Comment
  JEPS66418  Elodea canadensis L. R. Heckard and P. Rubtzoff 1971-7-31 2680 Tehama just ne Red Bluff (lagoon off the Sacramento River); Sacramento River Comment
  UCD62810  Elymus X hansenii John Thomas Howell 1960-8-18 36084 Tehama Sulphur Works Checking Station. Lassen Volcanic National Park. 2011 Comment
  CAS-BOT-BC237631  Elymus X saundersii John Thomas Howell 1960-8-18 36086 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CHSC64586  Elymus caput-medusae Vernon H. Oswald; Lowell Ahart 1995-4-3 6582 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the slope between the two streams converging at the w boundary on the s edge of the ridge crossing the nw corner of the reserve. 201 Comment
  CHSC76160  Elymus caput-medusae G. F. Hrusa; J. Hart 1998-5-10 14440 a Tehama Northern Sacramento Valley. Among vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1 mi. W of Paskenta Rd. 100 Comment
  CHSC80725  Elymus caput-medusae Lowell Ahart 2001-6-8 8805 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  UCD61491  Elymus elymoides J. M. Tucker; L. K. Mann 1959-7-19 3543 Tehama South Yolla Bolly Mountain. 2465 Comment
  UCD61550  Elymus elymoides V. P. Osterli 1950-5-24 Tehama Tehama County. Comment
  CAS-BOT-BC227933  Elymus elymoides George W. Gillett 1957-8-18 1099 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mtn. trail, from Sulphur Works checking station 2103 Comment
  JEPS28325  Elymus elymoides subsp. elymoides George W. Gillett 1957-8-18 1099 Tehama lower portion of Brokeoff Mt. Trail about 1/4 mi above Sulphur Works Checking Station; Lassen Volcanic National Park, Brokeoff Mountain 2103 Comment
  UC523871  Elymus glaucus C. R. Ball 1932-7-23 656 Tehama 21 mi w Mineral; Paine's Creek Comment
  SJSU11286  Elymus hispidus S. H. Casey 1980-6-22 1179 Tehama State Route 36 W of Mineral 1402 Comment
  SEINET12753555  Elymus multisetus H. K. Sharsmith 1951-7-11 4017 Tehama Mendocino NF, Covela-Paskenta Road, 11.1 miles below Log Spring Ranger Station and 11.2 miles W of Paskenta. 1219 Comment
  UCD62440  Elymus multisetus Beecher Crampton 1966-6-28 7769 Tehama 6 miles WSW of Paskenta (in direct line) ridge between Hatch Field and Lake Hollow. Sheldon Jeffers Ranch. 609 Comment
  CAS-BOT-BC204308  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1960-8-18 36085 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  CAS-BOT-BC165907  Epilobium John M. Tucker 1959-7-19 3567 Tehama Southeast side of South Yolla Bolly Mountain, ca. 1/2 mi. east of Ides Cove 2133 Comment
  RSA0113450  Epilobium angustifolium Henry J. Ramsey, Henry J. Ramsey 1938-8-5 1115 Tehama Mineral King. Comment
  CHSC109234  Epilobium campestre Robert Fischer 2012-6-3 1058 Tehama Northern Sacramento Valley, north of Chico, southernmost portion of Tehama County. off of Hwy 99 and 0.4 miles west on Haile Road. Vina Plains Preserve, Wurlitzer Unit, adjacent to seasonal farm pond. 57 Comment
  CHSC87330  Epilobium campestre Lowell Ahart 2004-4-29 10793 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS122048  Epilobium campestre Lowell Ahart, John Dittes 2014-5-18 19519 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  CHSC77770  Epilobium ciliatum subsp. ciliatum Heidi West; Natalie Wight 1998-8-21 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 268 Comment
  JEPS108875  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2006-7-19 13046 Tehama In a large meadow and bog, about 40 yards west of the abandoned logging road, about 250 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  POM256109  Epilobium ciliatum subsp. glandulosum Milo S. Baker 1940-8-14 9813 Tehama Meadow near Murphy s, Government Flat, along trail to Cherry Lake Comment
  CHSC64822  Epilobium densiflorum Vernon H. Oswald 1995-6-4 6826 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.0 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the margin of Dales Lake (collected at the sw corner). 213 Comment
  RSA756201  Epilobium densiflorum Barbara Ertter, Brad Olson 1991-7-5 10312 Tehama Metzger Ranch at confluence of Big and Little Crane creeks (= Stiver s Ranch ), about 15 air miles west-northwest of Red Bluff. 213 Comment
  UC596433  Epilobium densiflorum R. F. Hoover 1938-6-10 3590 Tehama s Red Bluff; Coyote Creek bridge Comment
  UCD106285  Epilobium densiflorum Amelie C. Blyth 1950-7-16 1 Tehama 5 miles E of Childs Meadow, on Highway 36 and 89. Comment
  CHSC64628  Epilobium foliosum Vernon H. Oswald; Lowell Ahart 1995-4-25 6691 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the n edge of the basalt ridge crossing the nw corner of the reserve. 204 Comment
  UC575019  Epilobium glaberrimum subsp. glaberrimum C. Epling, Wm. Robison 1935-7-16 Tehama near Mineral Comment
  UC1019529  Epilobium hallianum Louise Kellogg 1952-7-9 11 Tehama on ridge near Squaw Camp and Pole Corral (directly s of South Yolla Bolly Mt.) - North Coast Ranges, Mendocino National Forest, Boswell Ridge Comment
  JEPS105891  Epilobium minutum Lowell Ahart 2004-4-29 10792 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 571 Comment
  POM304448  Epilobium minutum Alice Eastwood, John Thomas Howell 1941-7-9 9763 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  CHSC48617  Epilobium pallidum Vernon Oswald 1986-6-27 2159 Tehama Long Rd. (A6) 5.8 mi ne of Dales, 2.8 mi sw of jct. Lanes Valley Rd. In vernal pool. 304 Comment
  RSA795889  Epilobium pallidum L. Ahart 2012-6-2 18145 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC107358  Epilobium torreyi Lowell Ahart; John Dittes 2011-6-9 17444 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  UC1736444  Epipactis gigantea Dean W. Taylor 1972-6-18 1524 Tehama Wells Creek campground, on east side of Mt. Tedoc 914 Comment
  UCD147036  Epipactis gigantea Robert E. Preston 2012-6-18 2878 Tehama 6.9 mi SW of Paskenta, along Round Valley Rd, 1.1 mi W of Salt Creek Saddle. 554 Comment
  JEPS127318  Equisetum hyemale subsp. affine Lowell Ahart, John Dittes 2016-8-25 21308 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  JEPS127317  Equisetum telmateia subsp. braunii Lowell Ahart, John Dittes 2016-8-24 21268 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  SEINET11688671  Eragrostis cilianensis Unknown 1982-1 810 Tehama The Nature Conservancy Vina Plains Preserve, ca 50 m S of Lassen Road 66 Comment
  JEPS97294  Eremocarpus setiger Vernon H. Oswald and L. Ahart 1995-6-13 6852 Tehama T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 213 Comment
  HSC4048  Eremogone congesta Louise Kellogg 1952-7-17 74 Tehama S Yolla Bolly Mtn., Middle Eel-Yolla Bolly Primitive Area 2439 Comment
  CHSC101968  Ericameria linearifolia J. Lacey 1982-3-18 280 Tehama About 1 mile south of Salt Creek Saddle, Mendocino National Forest. 335 Comment
  CHSC32818  Ericameria linearifolia Brian H. McMurtry 1979-4-7 1 Tehama Ca. 2mi. se of Paskenta on Round Valley Rd. Comment
  JEPS127106  Ericameria nauseosa var. speciosa Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21365 Tehama On the east side of Highway 89, a little south of Bluff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain. Comment
  UC1553539  Ericameria nauseosa var. speciosa E. Dean 1988-7-27 143 Tehama w slope Black Rock Mtn; Black Rock Mtn. 1889 Comment
  UC87262  Ericameria nauseosa var. speciosa T. S. Brandegee 1892-9-20 Tehama Yolla Bolly Mt. Comment
  HSC81837  Ericameria ophitidis Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5055 Tehama Along ridge at Pole Corral Gap 1311 Comment
  UCD131430  Ericameria ophitidis D. W. Taylor; G. L. Stebbins, L. Heckard 1972-6-18 1513 Tehama Tedoc Mt. 1371 Comment
  CHSC40516  Erigeron canadensis Pauleen Broyles 1982-9-4 850 Tehama The Nature Conservancy Vina Plains Preserve. 66 Comment
  UCSB25957  Erigeron canadensis Wilken, Dieter; Haller, John; Langford, A. 1968-9-12 Tehama Along California Highway 36, 37.4 miles east of Red Bluff 1249 Comment
  CHSC53996  Erigeron divergens Vernon H. Oswald; Lowell Ahart 1991-5-9 4562 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. West edge of Paynes Creek, ca. 1000 ft upstream from the Sacramento River. 91 Comment
  HSC1770  Erigeron divergens Larry Berti 1969-3-22 60 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from dam to 3 mi. upstream from the dam 213 Comment
  RSA116073  Erigeron divergens E. K. Balls, Lee W. Lenz 1955-5-14 20720 Tehama 4.6 miles SW of Payne's Creek along State Hwy. 36, Lake Almanor to Red Bluff 488 Comment
  LA37828  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama South Yolla Bolly Mountain 1920 Comment
  UCD131992  Erigeron inornatus J. M. Tucker; L. K. Mann 1959-7-19 3540 Tehama At summit, South Yolla Bolly Mountain. 1920 Comment
  CHSC60308  Erigeron inornatus var. inornatus Mary Ann Showers 1992-6-26 2593 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  CHSC65045  Erigeron lassenianus var. lassenianus Vernon H. Oswald; Lowell Ahart 1995-7-17 7092 Tehama High Cascade Range. Forest Road 29N22 2.9 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1737 Comment
  JEPS41751  Erigeron lassenianus var. lassenianus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadows 1463 Comment
  RSA126015  Erigeron philadelphicus E. K. Balls 1957-5-23 22523 Tehama 10.1 miles SW along State hwy. 32 from jct. with State Hwy. 89 1037 Comment
  JEPS76662  Erigeron reductus var. angustatus L. R. Heckard 1972-6-17 2962 Tehama nw side of, along new road Tedoc Mt. 1280 Comment
  JEPS97286  Eriodictyon californicum Vernon H. Oswald 1995-5-2 6706 Tehama Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi N of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UCD99858  Eriogonum compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama on ridge 1/4 mile east of summit of South Yolla Bolly Mountain. 2377 Comment
  CHSC88501  Eriogonum compositum var. compositum Jenny Marr; Beth Hendrickson 1999-5-27 Tehama Vicinity of Grizzly Creek, Long Hollow, and Little Grizzly Creek. North-facing bank over creek. 289 Comment
  CAS-BOT-BC248816  Eriogonum compositum var. compositum J. M. Tucker; L. K. Mann 1959-7-19 3550 Tehama On ridge ca. 1/4 mile east of summit of South Yolla Bolly Mountain 2377 Comment
  RSA90787  Eriogonum compositum var. compositum Milo S. Baker, H. K. Wagnon 1953-7-11 12838 Tehama 3 miles beyond Whitlock Camp. 1524 Comment
  CHSC48657  Eriogonum dasyanthemum Vernon Oswald 1983-7-12 847 Tehama Beside Round Valley Rd. (M4; 23N02); 12.5 mi w of its jct. with Garland Rd. 1234 Comment
  CHSC90559  Eriogonum dasyanthemum D. Isle 2004-8-12 151 Tehama Mendocino National Forest--North Coast Ranges. Elder Creek Watershed. Valentine Ridge Rd./jct. 25N02. 943 Comment
  HSC71873  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5801 Tehama Along road to Wells Creek Campground, 1 mi. SE of Tedoc Gap 1311 Comment
  JEPS128463  Eriogonum dasyanthemum Julie Kierstead Nelson with Aaron Sims 2015-6-19 2015 -064 Tehama West slope Tedoc Mountain, Beegum Creek watershed; Road 45 south of milepost 11. Comment
  HSC72217  Eriogonum dasyanthemum Thomas W. Nelson, Jane P. Nelson 1980-6-23 5871 Tehama Along Colyear Springs Rd. 1.6 mi. E of junction with Raglin Ridge Rd. 701 Comment
  HSC74828  Eriogonum dasyanthemum J. P. Smith, Thomas W. Nelson 1978-7-22 10017 Tehama Shasta-Trinity National Forest, Tedoc Mtn. 1614 Comment
  RSA26303  Eriogonum dasyanthemum Alice Eastwood, John T. Howell 1941-7-9 9757 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA756716  Eriogonum dasyanthemum Barbara J. Ertter, Brad Olson 1991-7-4 10183 Tehama Toomes Camp Road (Mendocino FR 23N01) 5.3 miles west of Paskenta, about 22 air miles west of Corning. 457 Comment
  RSA757018  Eriogonum dasyanthemum Barbara J. Ertter 1991-9-2 10791 Tehama Round Valley-Paskenta road (Rt M4) 12.2 miles west of Newville Road junction, about 9 air miles west-southwest of Paskenta. 1220 Comment
  SBBG61969  Eriogonum dasyanthemum unknown 1924-9-20 Tehama Corning Comment
  SEINET3859993 Image available Eriogonum libertini James L. Reveal 1978-7-19 4788 Tehama Tehama Co.: Inner Coast Range, along Tedoc Road 11.4 miles south of California Highway 36 (Beegum Road) and 0.9 mile north of Tedoc Gap.; 0 1387 Comment
  UC1299704  Eriogonum libertini Freed W. Hoffman 1949-7-21 3051 Tehama near Tedoc Gap; North Coast Ranges, Tedoc Mountain Comment
  UCD100295  Eriogonum libertini D. W. Taylor; G. L. Stebbins, L. R. Heckard 1972-6-17 1509 Tehama on Mt. Tedoc. 1371 Comment
  POM303699  Eriogonum lobbii var. lobbii J. T. Howell 1943-8-8 19175 Tehama Anthony Peak, Tehama-Mendocino Co. Comment
  JEPS88134  Eriogonum luteolum Vernon H. Oswald and Lowell Ahart 1996-7-8 7958 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (bank of intermittent stream crossing the n.e. corner of the parcel near its confluence with Paynes Creek, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CAS-BOT-BC261457  Eriogonum nudum var. nudum Alice Eastwood; John Thomas Howell 1941-7-9 9717 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC90897  Eriogonum nudum var. nudum Niall McCarten 1986-6-11 5313 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UC1609437  Eriogonum nudum var. nudum Vernon H. Oswald and Lowell Ahart 1993-9-2 5919 Tehama ridge running e from Mt. Linn (ca. 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2316 Comment
  CHSC60378  Eriogonum nudum var. pubiflorum Mary Ann Showers 1992-6-26 2591 Tehama Lassen Volcanic National Park. Canyon bottom along West Sulphur Creek east of Sulphur Works Entrance Station. 1828 Comment
  UC1949196  Eriogonum nudum var. pubiflorum Barbara Ertter with Brad Olson 1991-6-4 10184 Tehama Toomes Camp Rd (Mendocino FR 23N01) 5.3 mi W of Paskenta, ca 22 airmiles W of Corning Comment
  CAS-BOT-BC268626  Eriogonum spergulinum var. reddingianum Alice Eastwood 1912-8-22 1752 Tehama Trail from Morgans Springs to Sulphur Works. Lassen Butte Region Comment
  UC1019552  Eriogonum spergulinum var. reddingianum Louise Kellogg 1952-7-16 70 Tehama directly s near Squaw Camp and Pole Corral on Boswell Ridge South Yolla Bolly Mountain; North Coast Ranges, Mendocino National Forest 2133 Comment
  CAS-BOT-BC269974  Eriogonum spergulinum var. reddingianum Helen K. Sharsmith 1951-7-11 4012 Tehama Covelo-Paskenta road 0.3 miles beyond Anthony Peak road junction, Mendocino National Forest, just within western boundary of Tehama County 1524 Comment
  CAS-BOT-BC269976  Eriogonum spergulinum var. reddingianum Catherine Best 1992-7-14 1388 Tehama On the Mendocino Pass Road near the Tehama Co. Mendocino Co. line Comment
  HSC81836  Eriogonum strictum var. greenei Thomas W. Nelson, Jane P. Nelson, R. J. Cole 1979-7-27 5056 Tehama Along ridge at Pole Corral Gap 1311 Comment
  UC1299707  Eriogonum strictum var. greenei Freed W. Hoffman 1949-7-21 2897 Tehama summit Mount Tedoc Mount Tedoc 1554 Comment
  CHSC80679  Eriogonum tripodum Lowell Ahart 2001-6-14 8840 Tehama About 300 yards north of road M2, and north of the poor dirt road that is used to service the power poles, about 8.5 miles west of Paskenta. 640 Comment
  CAS-BOT-BC267868  Eriogonum umbellatum var. bahiiforme John Thomas Howell 1943-8-8 19202 Tehama Near Government Flat Comment
  UCD101420  Eriogonum umbellatum var. bahiiforme J. M. Tucker; L. K. Mann 1959-7-19 3561 Tehama southeast side of South Yolla Bolly Mountain. 2194 Comment
  UC54219  Eriogonum ursinum H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4405 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC77304  Eriophyllum lanatum var. achilleoides Heidi West; Jenny Marr, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek and Dry Creek. 256 Comment
  CHSC88531  Eriophyllum lanatum var. achilleoides Jenny Marr; Beth Hendrickson 1999-5-28 Tehama Vicinity of Long Hollow, Grizzly Creek, and Bluedoor Flat. 289 Comment
  CHSC77726  Eriophyllum lanatum var. aphanactis B. Castro; L. P. Janeway 1999-5-12 933 Tehama About 21 air miles NW of Orland, vicinity of Newville and Rocky Ridge. 219 Comment
  CAS-BOT-BC308197  Eriophyllum lanatum var. grandiflorum Lincoln Constance 1933-7-5 E 118 Tehama 3 mi. west of Mineral Comment
  CDA5418  Eriophyllum lanatum var. grandiflorum L. Ahart 2001-6-8 8761 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  CHSC64544  Erodium botrys Vernon H. Oswald; Lowell Ahart 1995-4-3 6554 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally abundant at the s gate of the old highway. 216 Comment
  CHSC40814  Erodium brachycarpum Pauleen Broyles 1983-3-25 861 Tehama The Nature Conservancy Vina Plains Preserve. A rise ca 100 meters n of barn in s pasture. 62 Comment
  CHSC65740  Erodium brachycarpum Vernon H. Oswald; Lowell Ahart 1996-4-3 7289 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Scattered plants in upland on the N side of the intermittent stream ca. 0.2 mi E of the dirt lane along the W side of the road. 103 Comment
  JEPS97448  Erodium brachycarpum Vernon H. Oswald and L. Ahart 1995-3-6 6516 Tehama Dales Lake Ecological Reserve. T29N R2W NW1/4 NE1/4 Sec. 26, 750 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 228 Comment
  UC1023473  Erodium brachycarpum Milo S. Baker and H. K. Wagnon 1953-5-31 12728 Tehama a few mi e Paskenta (along highway from Corning, w Tehama County) Comment
  HSC8511  Erodium brachycarpum John L. Heywood, D. H. Norris 1968-3-31 1864 Tehama Hwy. 36, 56 mi. E of Shasta Co. line. Comment
  CHSC78580  Eryngium castrense J. Marr; N. Wight 1998-7-14 Tehama Vicinity of Newville, Garland Road and North Fork Stony Creek. 207 Comment
  HSC93658  Eryngium castrense G. Fred Hrusa, J. Hart 1998-5-20 14422 Tehama Coyote Creek Conservation Area, ~1 mi W of Paskenta Rd., ridge above Coyote Creek wash 110 Comment
  JEPS16983  Eryngium castrense W. L. Jepson 1927-6-25 12349 Tehama Pine Creek road station Comment
  JEPS19809  Eryngium castrense Rimo Bacigalupi with S. Galen Smith 1957-6-29 6022 Tehama 8.1 mi. s. Corning (along U.S. Hwy. 99-W) 83 Comment
  JEPS96066  Eryngium castrense Vernon H. Oswald and Lowell Ahart 1996-7-8 7988 Tehama BLM parcel along Hwy. 36 n.e. of Red Bluff (n.e. side of Hog Lake); Cascade Range Foothills, Hog Lake Plateau 265 Comment
  UCD21180  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-10 355 Tehama Hog Lake (BLM); Approximately 7 miles NE of Red Bluff on the N side of Highway 36. Comment
  SEINET5342744  Erysimum capitatum B. Blincoe 1961-4-29 s.n. Tehama 30 miles east of Red Bluff. 914 Comment
  CHSC116682  Erysimum capitatum var. capitatum Lowell Ahart; John Dittes 2016-4-29 20809 Tehama On east side of the trail, about 150 yards south of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  HSC70130  Erysimum capitatum var. capitatum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4456 Tehama Along road to summit of Mount Tedoc 1555 Comment
  SJSU7667  Erythranthe breweri J. W. Tilden 1960-6-26 1480 Tehama Wilson L 1524 Comment
  CHSC88935  Erythranthe glaucescens Pat Sater 2001-4-23 Tehama Tehama Wildlife Area. 100 yds north of Antelope Creek, upper slab crossing Ishi Road. UTM: 10 0594475 E, 4453365 N. 495 Comment
  CHSC105218  Erythranthe guttata Lowell Ahart; John Dittes 2010-7-19 16902 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC32877  Erythranthe guttata Louis Heinrich 1980-4-19 5 Tehama S side of Battle Creek, .7 mi e of Jerry's Ferry Rd. 106 Comment
  CHSC41103  Erythranthe guttata Pauleen Broyles 1982-5-26 667 Tehama In east pasture. The Nature Conservancy Vina Plains Preserve. 66 Comment
  CHSC87328  Erythranthe microphylla Lowell Ahart 2004-4-29 10791 Tehama On the northeast side of Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  SEINET13723990 Image available Erythranthe moschata Louise Kellogg 1952-1 56 Tehama North Coast Ranges; Mendocino National Forest; near Squaw Camp and Pole Corral on Boswell Ridge directly S of South Yolla Bolly Mountain. 2134 Comment
  CAS-BOT-BC502688  Erythronium californicum R. M. Holman 1933-4-23 s. n. Tehama About 5 miles east of Beegum on old road from Red Bluff Comment
  RSA28181  Erythronium californicum Elmer I. Applegate 1930-4-16 6116 Tehama Bennett Spring, southwest corner of Tehama County, Newville-Covello road. Comment
  CHSC61445  Erythronium purpurascens Vernon H. Oswald; Lowell Ahart 1993-8-18 5823 Tehama E slope of Mt. Conard just below the summit ridge, near the S boundary of Lassen Volcanic National Park. 2414 Comment
  JEPS61872  Erythronium purpurascens Joseph Grinnell 1928-6-8 Tehama 6 mi n Mineral 1828 Comment
  JEPS94747  Eschscholzia caespitosa Vernon Oswald and Lowell Ahart 1998-4-21 8930 Tehama w of Salt Creek Conservation Camp (Nomalaki Trail just n of Bennett Creek (trailhead on Log Springs Rd. (M4) uphill from Wilder Pond); Inner North Coast Ranges, Nomalaki Trail 548 Comment
  HSC1826  Eschscholzia caespitosa Larry Berti 1969-3-15 1 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from dam 213 Comment
  JEPS97446  Eschscholzia lobbii Vernon H. Oswald and L. Ahart 1995-3-6 6510 Tehama Dales Lake Ecological Reserve. T29N R2W NE1/4 NW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan Loam over hardpan. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  JEPS94390  Euphorbia crenulata Vernon H. Oswald and Lowell Ahart 1997-5-14 8420 Tehama Ponderosa Way (Fordst Road 28N29) 3.8 mi se of Plum Creek Road (at a low-water crossing of the North Fork Antelope Creek); North Fork Antelope Creek, Ponderosa Way 938 Comment
  JEPS113298  Euphorbia esula L. P. Janeway 2006-5-17 8605 Tehama Sacramento Valley. South side of Aramayo Way, 1.2 km west of Hwy 99 and 0.5 km east of Sacramento River; between Los Molinos and Tehama. Comment
  CHSC116169  Euphorbia maculata Lowell Ahart; John Dittes 2015-6-22 20262 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  SEINET12143921  Euphorbia maculata Unknown 1982-1 829 Tehama Internal drainage just e of irrigation ditch about 45 meters s of Lassen Road, T14N,R1W, nw quadrant Comment
  JEPS106147  Euphorbia oblongata Lowell Ahart 2004-4-15 10749 Tehama On the north side of Tehama Vina Road, about 100 yards north of the Railroad, about 200 yards east of the Sacramento River, in the town of Los Molinos 57 Comment
  JEPS127150  Euthamia occidentalis Lowell Ahart, John Dittes 2016-8-25 21276 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  RSA768937  Euthamia occidentalis L. Ahart, John Dittes 2010-10-4 17279 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 air miles east of the Sacramento River, 3.4 air miles southeast of Los Molinos (High School), 3 air miles northwest of Vina. 58 Comment
  UCSB23951  Euthamia occidentalis Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Between Corning and Paskenta, 2.2 miles east of Paskenta 228 Comment
  UCR131779  Festuca californica Beecher Crampton 1954-6-16 1965 Tehama Mendocino National Forest., Along the main logging road of Crane Mills, Inc., 0.5 miles northwest of Whiskey Saddle 1439 Comment
  HSC74947  Festuca idahoensis J. P. Smith, Thomas W. Nelson 1979-6-23 10162 Tehama Summit of Tedoc Mtn., Shasta-Trinity Natl. Forest 1646 Comment
  RSA758294  Festuca idahoensis Barbara Ertter, Brad Olson 1991-7-4 10270 Tehama Toomes Camp/Ball Rock Road 16.1 miles west of Paskenta, 2 miles southeast of Kingsley Glade/Maxin junction about 28 air miles west of Corning. 1463 Comment
  CHSC68709  Festuca occidentalis Vernon H. Oswald; Lowell Ahart 1997-5-14 7425 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 4.9 mi southeast of Plum Creek Rd., 1.1 mi southwest at a low-water crossing of the North Fork Antelope Creek. 1030 Comment
  UCD80549  Festuca occidentalis CNPS SN Foothill Team 2005-6-22 SNNR 0419 b Tehama USFS Lassen National Forest, between Big Dry Creek and FR28N29, near the Ishi Wilderness boundary. 1118 Comment
  UC2042997  Floerkea proserpinacoides Barbara Ertter 1990-5-13 8962 Tehama Northeast Tehama Co.: South side Highway 36 between Morgan Springs and Child Meadows, along Mill Creek. Comment
  CAS-BOT-BC459447  Fragaria virginiana subsp. platypetala Saichi Kawahara 1968-5-5 408 Tehama Meadow on Highway 89, St. Bernard, 1 mile west of Plumas County line 1478 Comment
  CAS-BOT-BC62999  Frangula californica subsp. crassifolia Carl B. Wolf 1937-9-6 9296 Tehama Inner n. coast range, Paskenta - Covelo Road, mud flat. 609 Comment
  SBBG26926  Frangula californica subsp. crassifolia C. B. Wolf 1937-9-6 Tehama Paskenta-Covelo Rd 609 Comment
  CAS-BOT-BC53826  Frangula californica subsp. tomentella Doris Kildale Gillespie 1930-5-9 9269 Tehama 10 miles east of Red Bluff on Susanville Road Comment
  CAS-BOT-BC53829  Frangula californica subsp. tomentella Alice Eastwood 1912-8-22 1927 Tehama Lassen Butte Region - near Payne Creek Comment
  CAS-BOT-BC53873  Frangula californica subsp. tomentella Carl B. Wolf 1937-6-13 8790 Tehama Red Bluff - Eureka Road, 6 6/10 mi. NW of Red Bluff 152 Comment
  UC1949126  Frasera albicaulis var. nitida Barbara Ertter with Brad Olson 1991-7-5 10323 Tehama Metzger Ranch at confluence of Big and Little Crane creeks [=Stiver's Ranch], ca 15 airmiles WNW of Red Bluff Comment
  CAS-BOT-BC223380  Fraxinus dipetala Elmer I. Applegate 1930-4-16 6120 Tehama Mud Flat, southwest corner of Tehama County Comment
  CDA19723  Fraxinus dipetala H. R. Leach 1950-5-7 s.n. Tehama Northern California; Tehama Winter Deer Ranch. 0 Comment
  CHSC86547  Fraxinus dipetala L. P. Janeway 2003-6-14 7832 Tehama High Cascade Range. Along Cohasset Road about half way down into the canyon of Deer Creek, 1.0 air mi south of Deer Creek. 780 Comment
  CAS-BOT-BC26112  Fremontia californica var. viridis Alice Eastwood; John Thomas Howell 1934-4-21 1850 Tehama Between Payne's Creek and Red Bluff Comment
  CAS-BOT-BC212398  Fremontodendron californicum A. A. Heller 1936-4-26 15350 Tehama Ridge west of Payne's Creek. 548 Comment
  UC1326248  Fremontodendron californicum Milo S. Baker Aug. 1-4 1947 11997 Tehama Mineral - Red Bluff Highway 457 Comment
  JEPS61891  Fritillaria atropurpurea Joseph Grinnell 1928-6-8 Tehama 6 mi n of Mineral 2133 Comment
  CHSC105991  Fritillaria recurva B. Castro; L. P. Janeway 2000-4-22 1100 Tehama High Cascade Range. On Pondrerosa Way, ca 60 ft S of bridge over S. Fork Antelope Ck (near S. Antelope Campgd). 835 Comment
  CHSC57012  Fritillaria recurva Steven Triano 1988-4-17 77 Tehama Ca. 30 ft w of Hwy. 32 and 16.6 mi n of Forest Ranch. 1091 Comment
  CHSC88844  Fritillaria recurva Pat Sater 2001-4-8 Tehama Tehama Wildlife Area. 200 yds south of rock wall on Powerline Road, on hillside. UTM: 10 0591836 E, 4446539 N. 587 Comment
  RSA126013  Fritillaria recurva E. K. Balls 1957-5-23 22521 Tehama Alder Camp, Highway 32, about 6 miles southwest from junction with Highway 89 1189 Comment
  RSA537533  Fritillaria recurva Barbara Ertter 1989-5-3 8434 Tehama Deer Creek Rd (Rt 32) at milepost 12.00, E side Deer Creek ca 20 airmiles SW of Chester. 976 Comment
  HSC71844  Galium ambiguum Thomas W. Nelson, Jane P. Nelson 1980-6-22 5850 Tehama Shasta-Trinity National Forest, summit of Mt. Tedoc 1585 Comment
  POM304470  Galium ambiguum Alice Eastwood, John T. Howell 1941-7-9 9769 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  SD211694  Galium ambiguum subsp. ambiguum Barbara Ertter, Brad Olson 1991-7-4 10259 Tehama Toomes Camp / Ball Rock Road, 16.1 miles west of Paskenta, 2.0 miles southeast of Kingsley Glade/Maxin junction. 1463 Comment
  UC1221020  Galium ambiguum subsp. ambiguum Freed W. Hoffman 1949-7-19 3037 Tehama one mi w Regan Meadow Camp (w Tehama Co.); North Coast Ranges Comment
  CHSC108074  Galium ambiguum var. ambiguum B. Castro; L. P. Janeway 2000-6-11 1291 Tehama High North Coast Ranges. SW-facing slope alongside Raglin Ridge Rd, on the top of Raglin Ridge. 1615 Comment
  CHSC79205  Galium ambiguum var. ambiguum L. P. Janeway 2000-6-29 6841 Tehama Northern High Sierra Nevada. Volcanic promontory on south edge of the top of Crystal Peak. 2110 Comment
  JEPS52688  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1964-6-13 3998 Tehama just s Round Mountain (w of Paskenta) 1143 Comment
  CHSC105741  Galium boreale subsp. septentrionale David Isle 1992-9-1 1793 Tehama Mendocino National Forest - North Coast Ranges Thomes Creek Watershed. Adjacent Road 23N25, N. aspect below Sugar Springs Campground. Comment
  CHSC61705  Galium grayanum var. grayanum Vernon H. Oswald; Lowell Ahart 1993-9-2 5906 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2407 Comment
  RSA202653  Galium grayanum var. grayanum F. Ehrendorfer, G. Ledyard Stebbins, Dempster 1959-9-27 5965 Tehama Lassen National Park. Brokeoff Mtn. Comment
  RSA67147  Galium grayanum var. nanum Philip A. Munz 1951-7-26 16930 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  HSC75060  Galium mexicanum var. asperulum J. P. Smith, Thomas W. Nelson 1978-7-22 10050 Tehama Shasta-Trinity National Forest, along the road to Handy Camp Gulch 1372 Comment
  CHSC113315  Galium parisiense Lowell Ahart; John Dittes 2014-5-17 19506 Tehama On the dirt and rock piles, north of the poor dirt road, about 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. 124 Comment
  CHSC86118  Galium parisiense Jenny Marr; Caroline Warren, Julie Cunningham 1998-5-11 Tehama Vicinity of Round Valley Road, Newville Road, and Williams Butte. 274 Comment
  JEPS122128  Galium parisiense Lowell Ahart, John Dittes 2014-5-16 19482 Tehama About 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. Comment
  CHSC115582  Galium triflorum Lowell Ahart; John Dittes 2015-8-5 20442 Tehama East side of Childs Meadow, 150 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miles south of Lassen Peak. 1498 Comment
  CHSC29526  Garrya congdonii Dibble; Griggs 1979-8-16 174 Tehama Near Round Mountain, on the Riley Ridge quadrangle, close to the town of Paskenta. 1219 Comment
  CHSC86550  Garrya congdonii Jenny Marr; Heidi West, Caroline Warren 1998-5-20 Tehama Vicinity of South Fork Cottonwood Creek and Pettyjohn Road. 426 Comment
  UCD75788  Gastridium phleoides John C. Tothill 1959-5-1 s. n. Tehama 5 mi. north of Paskenta. Comment
  JEPS97269  Gastridium ventricosum Vernon H. Oswald 1995-5-16 6723 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC90886  Gayophytum Niall McCarten; Roxanne Bittman 1986-6-15 5441 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  RSA0123885  Gayophytum diffusum subsp. diffusum L. Ahart, John Dittes, Josephine Guardino 2009-8-27 16319 Tehama E side of Forest Service Road 29N25A, Childs Meadow, about 2600 feet S of the intersection of Highway 36 and Forest Service Road 29N25A, 2.3 air miles NE of the town of Mill Creek, 9.1 air miles S of Lassen Peak. 1494 Comment
  CHSC85295  Gayophytum diffusum subsp. parviflorum John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 782 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern edge of Mt. Linn; ca. 0.6 air-mile east of Square Lake, along trail to Square Lake. 2159 Comment
  OBI33535  Gayophytum diffusum subsp. parviflorum H. & M. Lewis, M. Lewis 1962-8-15 1323 Tehama Hwy 36 at the jctn with the rd to Mill Crk, S of Mount Lassen 1463 Comment
  HSC70133  Gayophytum heterozygum Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4459 Tehama Along road to summit of Mount Tedoc 1555 Comment
  HSC74940  Gayophytum heterozygum J. P. Smith, Thomas W. Nelson 1979-6-24 10169 Tehama Shasta-Trinity National Forest, Wells Creek Camp. 1311 Comment
  JEPS27545  Gayophytum heterozygum W. L. Jepson 1897-7-24 14439 Tehama South Yallo Balley Comment
  RSA67193  Gayophytum humile P. A. Munz 1951-7-25 16866 Tehama 1 mi. e. of Square Lake, South Yolla Bolly Ms. 2134 Comment
  CHSC27302  Gentianopsis simplex T. B. Devine 1976-8-3 348 Tehama Wilson Lake, meadow .25 mi w of lake beside unimproved road from Hwy 36 past Chester. 1584 Comment
  CHSC65960  Geranium carolinianum Vernon H. Oswald; Lowell Ahart 1996-4-23 7437 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  CHSC65961  Geranium dissectum Vernon H. Oswald; Lowell Ahart 1996-4-23 7438 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Locally common on the grassy bank of Paynes Creek just downstream from the power line at this location. 147 Comment
  UC1949385  Gilia capitata subsp. capitata Barbara Ertter 1991-5-18 9844 Tehama Rosewood Ranch on Salt Creek ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of Hwy 36; steep S-facing side of ridge S of pasture Comment
  CHSC92780  Gilia capitata subsp. pedemontana John Dittes; Josephine Guardino 2005-5-11 1113 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC107100  Gilia tricolor M. Mitchell 2010-3-24 Tehama Dye Creek Preserve. 649 Comment
  CHSC42229  Gilia tricolor Karen Hamilton 1986-3-22 8 Tehama 137 Comment
  HSC1754  Gilia tricolor Larry Berti 1969-3-21 42 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS113216  Gilia tricolor subsp. tricolor Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13622 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS86006  Gilia tricolor subsp. tricolor Virginia Bailey 1938-4-16 Tehama 5 mi w Paskenta; w <of> Paskenta Comment
  JEPS86017  Gilia tricolor subsp. tricolor W. L. Jepson 1899-4-27 21070 Tehama hill country of Cottonwood hill country of the Cottonwood Comment
  JEPS94338  Githopsis pulchella subsp. campestris Vernon H. Oswald and Lowell Ahart 1997-5-14 8452 Tehama 0.8 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 19.5 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way 725 Comment
  CHSC117152  Githopsis specularioides Lowell Ahart; John Dittes 2016-6-22 21041 Tehama On the north side of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  SEINET10464590  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama Howard Wurlitzer Ranch, north side of Zimmershed Creek, about 2 air miles east of Meridaian Road, about 11 air miles north of Chico. T24N R1E SW 1/4 Sec 28 122 Comment
  SEINET10938879  Githopsis specularioides Mary Susan Taylor 1980-4-12 Taylor 2465 Tehama T24N R1E sw sec 28 Richardson Springs quad; on Howard Wurlitzer Ranch, N side of Zimmershed Creek, on dry bluffs bordering the creek, ca. 2 air mi E of Meridian Road, ca. 11 mi N of Chico. With L. Ahart & J.D. Jokerst. 122 Comment
  JEPS94153  Glyceria declinata Vernon Oswald and Lowell Ahart 1998-4-27 8978 Tehama w. Red Bluff (s. of Hwy. 36, Vestal Rd. 4.9 mi. w. of its junction w/ Cannon, Pettyjohn, and Reeds Creek rds.) 292 Comment
  CHSC68980  Glyceria elata Vernon Oswald; Lowell Ahart 1997-7-7 8701 Tehama Forest Route 35 aat Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. Along a streamlet. 1066 Comment
  CDA28226  Glyceria elata B. Stroup Tehama 0 Comment
  CDA28227  Glyceria elata B. Stroup Tehama 0 Comment
  SEINET10948282  Gnaphalium David B. Dunn 1971-8-15 Dunn 18175 Tehama 1 1/2 mi. W of Lassen Park headquarters. Comment
  CHSC92924  Gnaphalium palustre D. Isle 1989-8-31 1418 Tehama Mendocino National Forest -- North Coast Ranges Thomes Creek Watershed. Three Prong Valley; meadow. 1792 Comment
  CHSC94364  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS110131  Gnaphalium palustre Lowell Ahart 2006-7-19 13019 Tehama In small depressions, open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  CHSC54019  Gratiola ebracteata Vernon H. Oswald; Lowell Ahart 1991-5-9 4560 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. 112 Comment
  CHSC79828  Gratiola ebracteata L. P. Janeway; B. Castro 2000-5-11 6717 Tehama Vicinity of Rice Creek, west Hwy I-5. 96 Comment
  CHSC80076  Gratiola ebracteata B. Castro; L. P. Janeway 2000-5-11 1156 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS88509  Gratiola heterosepala Vernon H. Oswald and Lowell Ahart 1996-4-15 7376 Tehama CDFG parcel on the S side of Gyle Rd. NW of corning. Northwest side of Sacramento Valley, Valley and Foothills Grasslands. Along pipeline ca. 0.3 mi N of the S boundary of the reserve. 99 Comment
  CAS-BOT-BC304914  Grindelia hirsutula Alice Eastwood 1912-8-22 s.n. Tehama Payne Creek, Lassen Butte Region Comment
  CHSC90903  Hackelia amethystina Niall F. McCarten; Roxanne L. Bittman 1986-6-15 5440 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid.' South side Forest Road 25N29. 2011 Comment
  UC1299482  Hackelia amethystina Freed W. Hoffman 1947-6-23 1637 Tehama western Government Flat; North Coast Ranges 796 Comment
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Jun 20 2007
  POM252794  Hackelia californica A. A. Heller 1938-7-28 15291 Tehama On the Mineral-Lassen National Park Highway. 1768 Comment
  SBBG6296  Hackelia californica H. and M. Dearing 1938-6-23 2118 Tehama E of Mineral Comment
  UC1036244  Hackelia micrantha George W. Gillett 1952-7-20 91 Tehama vicinity of Sulphur Works (above highway one mi below hot springs area, slope of Brokeoff andesite); Lassen Volcanic National Park Comment
  JEPS94585  Hackelia setosa Vernon Oswald and Lowell Ahart 1997-7-7 8665 Tehama on FR 27N06 0.5 mi n Tomhead Saddle (near ne corner of Yolla Bolly Wilderness) 1676 Comment
  UC1023847  Harmonia stebbinsii Milo S. Baker 1953-5-10 12622 Tehama logging road w Paskenta (near 10 mi post) Comment
  CHSC105907  Hazardia whitneyi var. discoidea B. Castro; L. P. Janeway 1999-8-23 1034 D Tehama High North Coast Ranges. Yolla-Bolly Wilderness, on ridge along E side of Summit Trail, ca 0.4 mi N of jcn Tehama, Trinity, and Mendocino Co lines. Near trail sign. 1996 Comment
  CHSC82083  Helenium bigelovii L. P. Janeway 2001-7-29 7396 Tehama High Cascade Range. At Tamarack Spring; about 4.5 km south-southeast of Turner Mountain; the head of Gunbarrel Creek. Meadow. 1667 Comment
  CHSC93121  Helenium bigelovii D. Isle 1989-8-31 1417 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. Three Prong Valley; meadow. 1792 Comment
  UC1002658  Helianthella californica subsp. nevadensis Milo S. Baker and H. K. Wagnon 1954-7-11 13032 Tehama on county road a mi or so above Whittack; West Tehama County Comment
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Jul 29 2009
  CHSC77728  Helianthella californica var. nevadensis B. Castro; L. P. Janeway 1999-6-3 961 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 451 Comment
  CHSC78606  Helianthus annuus Julie Cunningham; Jenny Marr, Caroline Warren, Joyce Lacey 1998-4-20 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 268 Comment
  CHSC101967  Helianthus bolanderi J. Lacey 1982-4-27 325 Tehama 335 Comment
  RSA285949  Heliotropium curassavicum var. oculatum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 miles W of old Hwy 99, NW of Red Bluff Comment
  CHSC66299  Heliotropium europaeum Vernon H. Oswald 1996-6-27 7900 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the edge of Gyle Rd. at the northwest corner of the reserve. 100 Comment
  JEPS103458  Heliotropium europaeum Lowell Ahart 2002-11-4 10007 Tehama 1 1/4 air mi SE of Corning (Jewett Creek, E of Marguerite Road) 74 Comment
  UC1212004  Heliotropium europaeum Rimo Bacigalupi with S. Galen Smith and Geo. Bacigalupi Jr. 1957-6-25 5928 Tehama ca. 6 1/2 mi. s.w. Red Bluff (close to farm along county rd. from Red Bluff to Paskenta via Lowrey and Red Bank Creek); Red Bank district, flood plain of Red Bank Creek 121 Comment
  UCD119458  Heliotropium europaeum T. C. Fuller 1968-9-17 17616 Tehama Hwy 36 to Beegum, 5 mi. w. of old Hwy 99, n.w. of Red Bluff. Comment
  CAS-BOT-BC306004  Hemizonia congesta subsp. calyculata H. M. Hall 1930-9-26 12900 Tehama 2.5 miles northeast of Proberta Comment
  CHSC77730  Hemizonia congesta subsp. clevelandii B. Castro; L. P. Janeway 1999-6-3 950 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 457 Comment
  CHSC80596  Hemizonia congesta subsp. clevelandii Lowell Ahart 2001-6-8 8762 Tehama On the east side of road M2, about 9 miles west of Paskenta. 762 Comment
  CHSC108053  Hemizonia congesta subsp. luzulifolia L. P. Janeway 2011-9-27 10747 Tehama Inner North Coast Ranges. 3.7 air km southwest of Paskenta;along Round Valley Road 1.6 road km north-northeast of Newville Road (Garland Road). 311 Comment
  RSA66998  Heracleum maximum P. A. Munz 1951-7-25 16885 Tehama 1/3 mile east of Square Lake, South Yolla Bolly Mountains Comment
  CHSC79953  Hesperevax acaulis var. acaulis L. P. Janeway; B. Castro 2000-5-9 6711 Tehama Vicinity of Rice Creek and Brannin Creek, west of Hwy I-5. 126 Comment
  CHSC79955  Hesperevax acaulis var. acaulis L. P. Janeway; B. Castro 2000-5-11 6715 Tehama Vicinity of Rice Creek, west of Hwy I-5. 89 Comment
  JEPS102254  Hesperevax acaulis var. acaulis L. P. Janeway 2000-5-14 6727 Tehama Cascade Range Foothills. Tablelands on south side of Battle Creek; 0.3 km south of Spring Branch Road (old Manton Road) 2.7 km east-northeast of Jelly's Ferry Road. 198 Comment
  JEPS97487 Image available Hesperevax acaulis var. acaulis Vernon H. Oswald 1995-3-19 6535 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC65754  Hesperevax acaulis var. robustior Vernon H. Oswald; Lowell Ahart 1996-4-8 7323 Tehama Hog Lake Plateau. Cascade Range Foothills. BLM parcel along Hwy. 36 NE of Red Bluff. On a bank on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  CHSC78854  Hesperolinon disjunctum Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  CHSC48599  Hesperolinon micranthum Vernon Oswald 1986-6-23 2149 Tehama M2 (23N01) 12.7 mi w of Paskenta. Road cut through serpentine. 1188 Comment
  CAS-BOT-BC167466  Hesperolinon tehamense Helen K. Sharsmith 1953-6-23 4339 Tehama South-west of Paskenta on Covelo-Paskenta road 3 m. within Mendocino National boundary and 0.5 m. below Mud Flat 609 Comment
  CDA28494  Hesperolinon tehamense L. Ahart 2004-6-3 11150 Tehama On the east side of Road M2, about 9 miles west of Paskenta. Comment
  CHSC44284  Hesperolinon tehamense V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3368 Tehama Mud Flat Rd. ca. 0.6 mi sw of its jct with M4. 377 Comment
  CHSC78668  Hesperolinon tehamense L. P. Janeway; B. Castro 2000-6-15 6804 Tehama Inner Coast Ranges. Along Mud Flat Road 2.6 km west from Round Valley Road. 570 Comment
  CHSC79074  Hesperolinon tehamense L. P. Janeway 2000-6-30 6865 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  CHSC87909  Hesperolinon tehamense Lowell Ahart 2004-6-11 11047 Tehama East of a small seep across and on the north side of the Nomalaki Trail, about 1/4 mile north of Bowers Creek, about 1 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 582 Comment
  JEPS122825  Hesperolinon tehamense W. A. Freyman with A. C. Schneider & Y. P. Springer 2014-5-20 284 Tehama Near beginning of incline on Toomes camp Road west of Paskenta. Comment
  JEPS122885  Hesperolinon tehamense Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-20 635 Tehama Mendocino National Forest. Off of forest service road (25N09?) accessed at top of Toomes Camp Rd (west of Paskenta) at the base of the hill with the radio tower Comment
  UC1002664  Hesperolinon tehamense Milo S. Baker and H. K. Wagnon 1953-7-12 12909 Tehama between mileposts 7 & 8 on logging road w Paskenta 457 Comment
  UC1212199  Hesperolinon tehamense Helen K. Sharsmith 1951-7-13 4027 Tehama in V junction between Eagle Peak and Ball Rock roads (10.3 mi nw of Paskenta, 1.6 mi within national forest boundary); Inner North Coast Ranges, Mendocino National Forest 1158 Comment
  UC1212205  Hesperolinon tehamense Freed W. Hoffman 1950-7-30 3697 Tehama 0.1 mi w Eagle Springs Road and Paskenta-Colyer Springs road (this <point of divergence> 10.7 mi w of Paskenta); Inner North Coast Ranges Comment
  UCD63754  Hesperolinon tehamense D. Sanchez-Mata 2006-6-24 s.n. Tehama Newville-Log Spring. Mendocino National Forest. Log Spring Ridge. Round Valley Road. 870 Comment
  RSA93376  Hesperolinon tehamense Milo S. Baker 1953-7-12 12909 Tehama Logging road west of Paskenta, between mile posts 7 and 8. 457 Comment
  CHSC107354  Heterocodon rariflorum Lowell Ahart; John Dittes 2011-6-9 17463 Tehama In shade under steep bank, on the north side of Acorn Hollow Creek, just east of Dry Creek confluence, 2.1 miles (air) east of Highway 99, 3.8 miles (air) north of Vina. 75 Comment
  CHSC108584  Heterocodon rariflorum B. Castro; L. P. Janeway 2000-6-15 1297 Tehama Inner North Coast Ranges. Ca 7.1 mi W of Paskenta along Rd M2, at Beehive Flat. 670 Comment
  RSA67196  Heterocodon rariflorum P. A. Munz 1951-7-25 16869 Tehama 1 mile E of Square Lake. Comment
  CHSC78891  Heteromeles arbutifolia Julie Cunningham; Heidi West, Natalie Wight 1998-6-25 Tehama Vicinity of South Fork Cottonwood Creek, Dippingvat Flat and Cooks Flat. 335 Comment
  CHSC86828  Heteromeles arbutifolia Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. 274 Comment
  CDA13590  Heterotheca oregona var. compacta G. F. Hrusa 1996-8-17 13515 Tehama Sacramento Valley; Blue Tent Creek, immediately downstream from Jelly's Ferry Rd. crossing, and adjacent to Interstate 5. Comment
  CHSC77731  Heterotheca oregona var. compacta B. Castro; L. P. Janeway, J. Marr, C. Warren 1999-8-11 1028 Tehama About 22 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 329 Comment
  JEPS127116  Heterotheca oregona var. compacta Lowell Ahart, John Dittes 2016-8-24 21267 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  UCR123912  Hieracium bolanderi George K. Helmkamp, E. A. Helmkamp 2001-7-7 6923 Tehama Sierra Nevada Mountains, Calif. Hwy 36, 2.6 mi west of Mineral, about 33 mi west of Chester, Lake Almanor 1418 Comment
  JEPS76676  Hieracium greenei L. R. Heckard 1972-6-17 2949 Tehama Beegum Mt. Beegum Mt. (e slope) 1188 Comment
  UC1609232  Hieracium greenei Vernon H. Oswald and Lowell Ahart 1993-9-2 5892 Tehama ridge running e from Mt. Linn (ca 20 air mi nw of Paskenta); South Yolla Bolly Mtns. 2346 Comment
  CHSC46612  Hieracium horridum V. Oswald; W. Dempsey 1989-8-3 3913 Tehama Wilson Lake north of Hwy 36, ca. 8 mi (air) east of Mineral. On the north side of the outlet of the lake. 1633 Comment
  CHSC48169  Hieracium scouleri var. nudicaule Vernon Oswald 1984-7-9 1563 Tehama Hwy 32, 0.2 mi s-w of Hwy 36. 1417 Comment
  CHSC80598  Hieracium scouleri var. nudicaule Lowell Ahart 2001-6-16 8856 Tehama Dirt road, about 4 1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  UC1586442  Holodiscus discolor Vernon H. Oswald and Lowell Ahart 1991-7-10 4730 Tehama 8 air mi SW of Paskenta (Round Valley Road (M4 or Forest Rd 23N02), 0.1 mi W of Forest Rd 23N69) 987 Comment
  CHSC44301  Hordeum brachyantherum subsp. californicum V. Oswald; W. Dempsey, R. Schlising 1988-6-10 3373 Tehama M2 (23N01) 9.4 mi (odometer) w of Paskenta. 853 Comment
  CAS-BOT-BC284704  Hordeum jubatum John Thomas Howell 1960-8-20 36246 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  HSC102679  Hordeum marinum subsp. gussoneanum J. P. Smith 2013-5-5 13693 Tehama Hog Lake Plateau. 267 Comment
  UCD85928  Hordeum murinum subsp. glaucum A. A. Beetle 1942-5-19 3304 Tehama 10 miles W of Red Bluff. Comment
  JEPS2807 Image available Horkelia daucifolia var. indicta W. L. Jepson 1899-4-25 100 p Tehama Stiver's Ranch, hills of Crane Creek, Tehama Co. Comment
  UC625495  Horkelia fusca subsp. tenella Frank W. Gould 1938-6-26 469 Tehama just w Plumas Co. Line (near hwy 89) 1554 Comment
  CAS-BOT-BC143987  Horkelia fusca var. tenella Alice Eastwood 1912-8-22 1880 Tehama Morgans Springs, Lassen Butte region Comment
  RSA451577  Horkelia tridentata Bonnie C. Templeton 1960-6-14 8493 Tehama Near Mineral. Comment
  RSA719180  Horkelia tridentata L. Ahart 2006-7-19 13021 Tehama East of Colby Creek, near large man made piles of soil and rock, about 1.75 miles (air) SE of Colby Mountain, about 4.75 miles (air) NE of Butte Meadows. 1504 Comment
  CHSC94367  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows. 1503 Comment
  JEPS108715  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-19 13021 Tehama Open meadow area just east of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  UC703137  Horkelia tridentata subsp. tridentata Alice Eastwood and John Thomas Howell 1941-7-9 9734 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS1652  Hydrophyllum occidentale W. L. Jepson 1899-4-27 21007 Tehama ford of Cold Creek (foot of trail through Salt Creek to the Greasewood Hills and Mt Tom, w Tehama County); Yolla Bolly Mountains Comment
  CDA36545  Hypericum anagalloides L. Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  JEPS106148  Hypericum anagalloides Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11204 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  SBBG25920  Hypericum anagalloides D. Myrick 1966-8-6 1460 Tehama South Yolla Bolly Mtn 2133 Comment
  RSA66971  Hypericum androsaemum P. A. Munz 1951-7-25 16873 Tehama 1 mile E of Square Lake. 2134 Comment
  CHSC94381  Hypericum formosum var. scouleri Lowell Ahart 2006-7-19 13034 Tehama West edge of an open dry flat, about 100 yards west of the dirt road, along the east side of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment
  CAS-BOT-BC401278  Hypericum perforatum John Thomas Howell 1960-8-20 36242 Tehama Near Lassen Volcanic National Park. Morgan 1463 Comment
  CHSC64597  Hypochaeris glabra Vernon H. Oswald 1995-4-17 6655 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the e side of Dales Lake. 213 Comment
  JEPS97239  Hypochaeris glabra Vernon H. Oswald and L. Ahart 1995-4-17 6655 Tehama T29N R2W SW1/4 SW1/4 Sec. 26, 700 ft, Cascade Range Foothills, Valley and Foothills Grassland, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  CHSC25029  Iris tenuissima Bob Garamendi 1974-5-12 66 Tehama Mill/Deer Creek Study Area. Obe Field Springs 1158 Comment
  CHSC111157  Isoetes howellii Lowell Ahart 2012-6-2 18151 Tehama In a small pond or vernal pool, on the east side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  CHSC87384  Isoetes howellii Lowell Ahart 2004-4-29 10790 Tehama In Dead Rabbit Lake, east of the Nomalaki Trail, about 3/4 mile northwest of Bowers Creek, about 1 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  JEPS97379  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1995-7-12 7019 Tehama W of Red Bluff (S of Platina; Forest Rte 45 (Tedoc Mtn Rd) 6.3 mi S of Hwy 36); High North Coast Ranges 1158 Comment
  UC1586565  Isoetes howellii Vernon H. Oswald and Lowell Ahart 1991-5-9 4571 Tehama ca 6.5 mi nne Red Bluff (ca 1.5 mi ne of Bend Bridge over Sacramento River, ca 400 ft w of large impoundment at entrance kiosk); Paynes Creek Recreation Area 112 Comment
  CHSC40820  Isoetes nuttallii Pauleen Broyles 1983-4-16 909 Tehama Ca. 150 meters ne of barn in s pasture. The Nature Conservancy Vina Plains Preserve. 62 Comment
  JEPS88064  Isoetes nuttallii Vernon H. Oswald and Lowell Ahart 1996-4-3 7284 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, just e of dirt lane along w side of parcel); Sacramento Valley, Thomes Creek Ecological Reserve 103 Comment
  CHSC64684  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1995-5-16 6730 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. 195 Comment
  CHSC65922  Isoetes orcuttii Vernon H. Oswald; Lowell Ahart 1996-4-15 7369 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning, on the northwest side of the Sacramento Valley. 106 Comment
  HSC75380  Ivesia gordonii var. alpicola J. O. Sawyer, K. A. Sawyer 1980-6-18 3447 Tehama S of N Yolla Bolly Peak. 2348 Comment
  CHSC105496  Juncus acuminatus Lowell Ahart; John Dittes 2010-7-17 16860 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC40821  Juncus acuminatus Pauleen Broyles 1982-5-10 569 Tehama The Nature Conservancy Vina Plains Preserve. Irrigation ditch NW of barn in s pasture. 66 Comment
  JEPS117665  Juncus acuminatus Lowell Ahart, John Dittes 2010-7-17 16860 Tehama On damp red soil, at the high water line of the pond, dam on the west side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36 812 Comment
  JEPS102662  Juncus balticus Lowell Ahart 2001-6-8 8795 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UC54236  Juncus balticus H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4348 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CHSC107357  Juncus bufonius var. bufonius Lowell Ahart; John Dittes 2011-6-9 17447 Tehama Rio De Los Molinos Land Grant. Sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. 80 Comment
  JEPS106178  Juncus bufonius var. bufonius Lowell Ahart 2004-6-1 10985 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta 242 Comment
  CHSC44296  Juncus bufonius var. congestus V. Oswald; L. Ahart 1988-5-21 3334 Tehama Thomes Creek ca. 1 mi e of Paskenta. 219 Comment
  CHSC96539  Juncus bufonius var. congestus Lowell Ahart 2007-5-8 13746 A Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  JEPS106214  Juncus bufonius var. congestus Lowell Ahart 2004-6-1 10986 Tehama On the north side of Thomes Creek, on the south side of Corning Road, about 1 mile east of Paskenta 242 Comment
  JEPS91279  Juncus capitatus Dean W. Taylor 1990-5-8 11680 Tehama Truckee Creek, near the western end of Tehama Avenue along Rawson Road (ca. 5 miles W of Gerber) 94 Comment
  CHSC76858  Juncus covillei var. covillei L. P. Janeway; B. Castro 1999-8-22 6531 Tehama High North Coast Ranges. Seep above the road between Government Flat and Wells Cabin Campground, about 0.4 mi southwest of Government Flat and 1.0 mi northeast of Anthony Peak. 1841 Comment
  CHSC112024  Juncus effusus subsp. pacificus David Toren; Carl Furrer 2002-9-3 2105 Tehama Mendocino National Forest. Poison Glade, ~1-1/8 mile SW of Log Springs Station in SW corner of county. Accessed by Rd 23N53. 1231 Comment
  JEPS105647  Juncus effusus var. exiguus L. P. Janeway 2001-6-10 7157 Tehama High North Coast Ranges. Along the ''35'' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring 1600 Comment
  HSC70002  Juncus ensifolius Thomas W. Nelson, Jane Nelson 1978-7-21 4445 Tehama Along Tedoc Rd., 100 mi. S of Tedoc Gap Comment
  UCD141531  Juncus ensifolius John Thomas Howell 1960-8-18 36104 Tehama Lassen Volcanic National Park; Sulphur Works Checking Station. 2011 Comment
  SEINET10720382  Juncus exiguus Peter F. Zika 2012-7-14 Zika 25976 Tehama Bank of Route 35, 0.5 road miles NW of junction with FS Road 27N13, 1.5 air miles SE of Rat Trap Gap, Yolla Bolly Mountains, North Coast Range Highlinads (NCoRH). 1665 Comment
  JEPS110279  Juncus howellii Lowell Ahart 2006-7-19 13016 Tehama Open meadow area just west of the dirt road, east of Colby Creek, near large man-made piles of soil and rock, about 1 3/4 miles (air) southeast of Colby Mountain, about 4 3/4 miles (air) northeast of Butte Meadows 1503 Comment
  RSA67179  Juncus occidentalis Phillip A. Munz 1951-7-25 16850 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  UC1873691  Juncus occidentalis Barbara Ertter with James R. Shevock 1992-6-14 11131 a Tehama 0.8 miles south of Battle Creek bridge on Wild Cat Road, ca 7 air miles NW of Paynes Creek (town). Comment
  JEPS96548  Juncus orthophyllus Dean W. Taylor 1997-6-27 16108 Tehama South Fork Elder Creek on west flank Red Mountain; Mendocino National Forest 822 Comment
  CHSC66218  Juncus oxymeris Vernon H. Oswald; Lowell Ahart 1996-6-3 7706 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a flood channel along Paynes Creek ca. 0.4 mi downstream from the old bridge site. 100 Comment
  JEPS106084  Juncus oxymeris Lowell Ahart 2004-6-11 11034 Tehama On the north margin of Dead Rabbit Lake, about 100 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 545 Comment
  JEPS66695  Juncus oxymeris J. W. Blankinship 1910-6-30 Tehama Corning Comment
  JEPS96102  Juncus oxymeris Vernon H. Oswald and Lowell Ahart 1996-6-3 7706 Tehama BLM parcel along Hwy 36 ne Red Bluff (flood channel along creek ca 0.4 mi downstream from the old bridge site); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
  CHSC87865  Juncus patens Lowell Ahart 2004-6-11 11020 Tehama On the east margin of Dead Rabbit Lake, about 50 yards west of the Nomalaki Trail, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 549 Comment
  CHSC105526  Juncus tenuis Lowell Ahart; John Dittes 2010-7-17 16862 Tehama On damp red soil, seep, about 10 yards east of the east side of the pond, Soap Creek Ranch, about 4.8 miles (air) southeast of Manton, about 2 miles (air) north of Highway 36. 812 Comment
  CHSC65772  Juncus uncialis Vernon H. Oswald; Lowell Ahart 1996-4-8 7339 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  JEPS97388  Juncus uncialis Vernon H. Oswald and Lowell Ahart 1995-4-3 6564 Tehama ca. 14 mi NE of Red Bluff ( pool along the unimproved road and the airstrip SW of the Old Hwy.; W side of Manton Rd.(A6) ca. 1.5 mi N of Dales Station on Hwy. 36); Cascade Range Foothills, Dales Lake Ecological Reserve 216 Comment
  RSA740678  Juncus uncialis J. T. Howell 1954-4-26 29190 Tehama 6 miles south of Corning. Comment
  JEPS113086  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, ca 20-22 airmiles northeast of Red Bluff; shallowly sloping seepage area on lava. 326 Comment
  SBBG122903  Juncus usitatus B. Ertter 2003-7-20 18254 Tehama Wild Cat Rd between Manton Rd and Battle Crk, NE of Red Bluff 326 Comment
  UCD142851  Juncus usitatus Barbara Ertter 2003-7-20 18254 Tehama Wild Cat Road between Manton Road and Battle Creek, around 20-22 airmiles northeast of Red Bluff. Comment
  CHSC86842  Juncus xiphioides Jenny Marr; Heidi West, Caroline Warren, Natalie Wight 1998-6-9 Tehama Vicinity of Red Bank Creek and Sunflower Gulch. 289 Comment
  RSA518663  Juncus xiphioides L. R. Heckard, Peter Rubtzoff 1971-7-31 2679 Tehama Tehama County: Damp mud of land locked lagoon off the Sacramento River just NE of Red Bluff. Comment
  CHSC32087  Juniperus californica L. Ahart 1976-11-6 1223 Tehama 8 mi e of Los Molinos. 304 Comment
  HSC86366  Juniperus californica J. O. Sawyer, B. Bingham 1985-4-16 4277 Tehama Along Hwy. 36, 8 mi. E of Shasta-Tehama Co. line at Budden Canyon Comment
  UCR95627  Juniperus californica L. C. Wheeler 1958-8-25 7441 Tehama c. half way between Red Bluff & Dales. Comment
  JEPS106177  Keckiella lemmonii Lowell Ahart 2004-6-11 11029 Tehama On S side of Thomes Creek, W of the end of the Nomalaki Trail, ca. 1/2 mi N of Dead Rabbit Lake, ca. 2 mi NW of Bowers Creek, ca. 2 3/4 mi NW of Forest Rd 23N69 (Mud Flat Rd), ca. 8 mi (air) SW of Paskenta 338 Comment
  UC728682  Keckiella lemmonii Milo S. Baker 1943-8-8 10643 Tehama 0.25 mi e Government Flat (near highway) Comment
  CHSC115613  Kelloggia galioides Lowell Ahart; John Dittes 2015-8-5 20481 Tehama Poor logging road, east side of Childs Meadow, 15 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mt., 9.77 air-miless south of Lassen Peak. 1498 Comment
  JEPS88118  Koeleria phleoides Vernon H. Oswald and Lowell Ahart 1996-4-29 7474 Tehama near the w boundary Thomes Creek Ecological Reserve (nw of Corning, CDFG parcel on the s side of Gyle Rd, nw side of Sacramento Valley); Sacramento Valley, nr w boundary Thomes Creek Ecological Res 103 Comment
  SEINET11808172  Lactuca saligna Unknown 1982-1 782 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CHSC64692  Lagophylla glandulosa Vernon H. Oswald; Lowell Ahart 1995-5-16 6734 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Between borrow pit and Manton Rd. 219 Comment
  CHSC78806  Lagophylla glandulosa Julie Cunningham; Heidi West, Caroline Warren 1998-7-7 Tehama Vicinity of Bell Road and Jackass Canyon. 313 Comment
  JEPS3547  Lagophylla glandulosa Milo S. Baker and H. K. Wagnon 1953-5-31 12702 Tehama 1.0 mi or so e Paskenta (w Tehama County) Comment
  CAS-BOT-BC341381  Lagophylla glandulosa M. S. Jussel 1931-9-8 s.n. Tehama Twenty miles east of Red Bluff 1219 Comment
  CAS-BOT-BC341382  Lagophylla glandulosa H. M. Hall 1919-10-4 s.n. Tehama Near Corning Comment
  JEPS19935  Lagophylla minor W. L. Jepson 1899-4-25 Tehama Stivers' Ranch, w Tehama County Comment
  JEPS3579  Lagophylla minor Keith Wagnon 1953-5-3 12627 Tehama w of Paskenta Comment
  JEPS3546  Lagophylla minor Milo S. Baker and H. K. Wagnon 1953-5-31 12695 Tehama 8.5 mi w Paskenta (logging road) 548 Comment
  CHSC110420  Lagophylla ramosissima subsp. ramosissima David Isle; Rhonda Isle, 2011-1-19 1948 Tehama On s edge of Black Butte Road about 2 mi NE of jct. with Newville Rd (about 1/3 way between Newville and Corning). Comment
  JEPS88375  Lamium amplexicaule Vernon H. Oswald and Lowell Ahart 1996-4-8 7330 .1 Tehama on the e edge of Paynes Creek near its mouth on the Sacramento River (Hog Lake Plateau, Cascade Range Foothills, BLM parcel along Hwy 36 ne of Red Bluff); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 85 Comment
  HSC90053  Lasthenia californica Rohmer, Grefsrud, Reed 1990-3-31 18 Tehama Next to Hwy. 36, 3 mi. E of Road A-5 229 Comment
  JEPS10161  Lasthenia californica subsp. californica W. L. Jepson 1899-4-29 Tehama Manzanita Flat Manzanita Flat (situated about 14 mi w and a little n of Red Bluff, on the watershed of the South Fork of Cottonwood Creek...) Comment
  SJSU11855  Lasthenia californica subsp. californica H. D. Baer 1960-4-14 Tehama near Coleman Fish Hatchery 11 mi SE of Anderson Comment
  SEINET10475349  Lasthenia fremontii Mary Susan Taylor 1975-4-18 Taylor 485 Tehama Ca. 0.5 mi E of Hwy 99, on Keefer Rd, ca. 0.5 mi NE of jct of Hwy 99 and Keefer-Lassen Rd, ca. 5 mi N of Chico. Around huge vernal pool. 61 Comment
  CHSC77312  Lasthenia glaberrima Heidi West; Caroline Warren 1999-5-5 Tehama Vicinity of upper North Fork Stony Creek, and Newville. 237 Comment
  CHSC115231  Lathyrus angulatus B. Castro; Robin Carter, Jessica Boyt, Brian Humphrey 2015-4-23 2037 Tehama Sacramento Valley. Ca. 6.5 air mi NW of Red Bluff, in channel of Blue Tent Creeek, ca 3.7 miNW of where creek crosses under Interstate-5. Ca 200 ft E of Hooker/McCoy Rd crossing. 147 Comment
  CHSC94237  Lathyrus brownii Lowell Ahart 2006-7-11 12953 Tehama On the high west bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  CHSC105217  Lathyrus latifolius Lowell Ahart; John Dittes 2010-7-19 16894 Tehama About 10 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC55693  Lathyrus nevadensis Steven Triano 1988-4-17 71 Tehama Along s side of Hwy. 32 ca. 1.6 mi se of its jct. with Hwy 89. 1139 Comment
  CAS-BOT-BC213275  Lathyrus sulphureus Ethel Wickes 1917-6-1 s.n. Tehama Red Bluff Comment
  CHSC66105  Layia fremontii Vernon H. Oswald; Lowell Ahart 1996-4-29 7490 .2 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Cluster of pools N of the farm pond located on the S boundary. 103 Comment
  CHSC81248  Layia fremontii J. Trizzino 2001-4-17 32 Tehama Hog Lake Plateau off Highway 36. 268 Comment
  HSC68164  Layia fremontii J. P. Smith, J. O. Sawyer 1973-4-14 6067 Tehama Lassen Rd., E of Hwy. 99 near Vina Comment
  HSC27271  Layia fremontii J. P. Smith 1972-3-23 5102 Tehama 1.8 mi. S of the Tehama-Butte Co. line along Hwy. 99, N of Chico. Comment
  SD225736  Layia fremontii Carol Witham, Jennifer Buck 2001-4-13 48 Tehama Along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site. Off roadside. Comment
  JEPS104072  Leersia oryzoides Lowell Ahart 2003-9-17 10607 Tehama On the south side of a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  SEINET5723352  Lemna minor Sue Hansen 1964-1 35 Tehama Floating in Corning Canal. Beside US Hwy 99 W, ca. 5 mi. S of Red Bluff.; Red Bluff 85 Comment
  CHSC60467  Lemna turionifera Mary Ann Showers 1992-6-28 2653 .1 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC40574  Leontodon saxatilis subsp. longirostris Pauleen Broyles 1982-6-4 698 Tehama The Nature Conservancy Vina Plains Preserve. Area adjacent to an irrigation ditch. 60 Comment
  CHSC57800  Lepidium heterophyllum Vernon H. Oswald 1991-10-3 4880 Tehama Lassen Volcanic Park. Parking lot at Lassen Chalet. Near the Chalet between the curb and a low shed on the northeast edge of the parking lot. 2042 Comment
  HSC31864  Lepidium nitidum Thomas E. Higley 1974-5-5 98 Tehama 21 mi. E of Trinity Co. Line on Hwy. 36 305 Comment
  UC1607694  Lepidium nitidum Barbara Ertter 1991-5-18 9825 Tehama ca 17 air mi wnw Red Bluff (Rosewood Ranch, ca 0.5 mi s of Hwy 36 along creek); Salt Creek 213 Comment
  HSC1759  Lepidium nitidum Larry Berti 1969-3-19 36 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  CHSC113327  Lepidium strictum Lowell Ahart; John Dittes 2014-5-16 19497 Tehama On the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  CHSC64550  Leptosiphon bicolor Vernon H. Oswald; Lowell Ahart 1995-4-3 6566 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd, (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the unimproved road w of the airstrip (w of Old Hwy. Pool). 213 Comment
  CHSC53971  Leptosiphon bolanderi Vernon H. Oswald 1991-4-30 4539 Tehama Hwy 36, 1.0 mile east of Paynes Creek. Roadside outcrop. 627 Comment
  CHSC57822  Leptosiphon bolanderi Vernon H. Oswald; Lowell Ahart 1992-4-21 4918 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 18.6 mi (odometer) E of Hwy. 99, 2.0 mi (odometer) E of the power transmission lines, ca. 4.75 mi (air) SSE of Paynes Creek. 762 Comment
  CHSC102236  Leptosiphon ciliatus L. P. Janeway; B. Castro 2009-4-25 9755 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  CHSC87331  Leptosiphon ciliatus Lowell Ahart 2004-4-29 10809 Tehama About 1/8 mile southeast of an unnamed lake, along the Nomalaki Trail, about 3/4 mile by trail northwest of Dead Rabbit Lake, about 1 1/2 miles northwest of Bowers Creek, about 2 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta. 535 Comment
  SBBG5985  Leptosiphon ciliatus H. and M. Dearing 1938-6-22 2067 Tehama Potato Patch Camp, Deer Crk 1080 Comment
  HSC92590  Leptosiphon harknessii D. Haskamp, E. Sonnenblick, M. Taft 1995-4-22 25 Tehama On Hwy. 36, 16 mi. E of Basin Gulch Campground, N side of Hwy. 457 Comment
  RSA716557  Leptosiphon harknessii Niall McCarten 1986-6-22 5292 Tehama North Coast Ranges, Mendocino National Forest, Thomes Creek Watershed: NW of Howell Saddle, W side Rd. 23N01 1616 Comment
  CHSC44319  Leptosiphon latisectus Lowell Ahart 1979-4-25 1845 Tehama Near a lake or vernal pool, north of Highway 36, about 5 miles north-east of Red Bluff. 274 Comment
  HSC75386  Leptosiphon rattanii J. O. Sawyer, K. A. Sawyer 1980-6-18 3453 Tehama Humboldt Trail 0.5 mi. E of N Yolla Bolly Guard Station. 1860 Comment
  RSA66631  Lesquerella occidentalis P. A. Munz 1951-7-26 16925 Tehama East slope of South Yolla Bolly Peak. 2348 Comment
  CAS-BOT-BC341906  Lessingia nemaclada John Thomas Howell 1960-7-24 35997 Tehama 8 miles w. of Mineral 1219 Comment
  CHSC77545  Lessingia nemaclada Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 289 Comment
  SEINET11262186  Lessingia nemaclada Robert L. Johnson, Mikel R. Stevens 2015-7-10 3947 Tehama Cascade Range. 17.1 rd mi southwest of jct with CA-36 on CA-32 (Deer Crk Hwy). W side of rd. Ca 31 air mi northeast of downtown Chico.; 0 1335 Comment
  RSA201461  Lessingia nemaclada John T. Howell 1960-7-24 36003 Tehama 10 miles northeast of Red Bluff Comment
  UC1287423  Lessingia nemaclada Willard Spence 1960-9-7 622 Tehama on South Lanes Valley Road 0.7 mi n Paynes Creek (Paynes Creek is ne of Red Bluff) 563 Comment
  UCSB25962  Lessingia nemaclada Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Howell Saddle, 23.8 miles northwest of Paskenta Yolla Bolly Mtns. 1889 Comment
  CHSC68825  Lewisia triphylla Vernon Oswald; Lowell Ahart 1997-6-10 8569 Tehama Between Paskenta and Covelo on Forest Road 23N60 to Anthony Peak Lookout, 0.8 mi northwest of its junction with 24N02 near Wells Cabin Campground. 2005 Comment
  POM304459  Lewisia triphylla Alice Eastwood, J. T. Howell 1941-7-9 9833 Tehama Near Government Flat. Comment
  RSA63345  Lewisia triphylla Milo S. Baker 1949-7-11 12138 Tehama E and below lookout on Anthony Peak, Mendocino or Tehama County. 2104 Comment
  JEPS16581  Ligusticum apiifolium W. L. Jepson Jul 24 1897-Jul 25 1897 14244 Tehama South Yolla Bolly Mt. Comment
  UC923145  Ligusticum grayi Freed W. Hoffman 1950-7-5 3259 Tehama trail to Yolla Bolly Summit (N. Yolla Bolly) from White Rock Guard Station (near Trinity-Tehama Co. boundary) 1828 Comment
  JEPS62050  Lilium Joseph Grinnell 1925-6-29 Tehama Mineral Comment
  CHSC23589  Lilium pardalinum subsp. pardalinum Nancy Mosman 1971-7-17 100 Tehama Found near the edge of Deer Creek 200 ft n of Hwy 32 ca. 18.6 mi s of Chester. 1066 Comment
  CHSC94349  Lilium pardalinum subsp. shastense Lowell Ahart 2006-7-25 13070 Tehama East side of large meadow with bogs, about 20 yards west of the poor trail (cow trail?), about 1/2 mile north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1564 Comment
  JEPS62039  Lilium washingtonianum subsp. washingtonianum Joseph Grinnell 1928-7-4 Tehama near Mineral 1524 Comment
  CDA16188  Limnanthes alba subsp. alba G. F. Hrusa, J. Hart 1999-4-29 15041 Tehama Sacramento Valley; Coyote Creek Conservation Area, S of Red Bluff. 152 Comment
  SD225881  Limnanthes douglasii Carol Witham, Jennifer Buck and Vernal Pool Team 2001 2001-4-13 52 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool #INK001 UTMs: 10T0581046;4466683 Comment
  CHSC53961  Limnanthes douglasii subsp. nivea Vernon H. Oswald; Lowell Ahart 1991-4-16 4505 Tehama Red Bank Rd, 2.1 mi north of Colyear Springs Rd, north of Paskenta. Along an intermittent streamlet. 286 Comment
  CHSC88546  Limnanthes douglasii subsp. nivea Jenny Marr; Heidi West, Natalie Wight 1999-4-29 Tehama Vicinity of Red Bank Creek, Dry Creek, and Grizzly Creek. 259 Comment
  CHSC65766  Limnanthes douglasii subsp. rosea Vernon H. Oswald; Lowell Ahart 1996-4-8 7338 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In a ditch on the N edge of the gravel road 1.3 mi W of the parking lot on Hwy. 36. 246 Comment
  JEPS19596  Limnanthes douglasii subsp. rosea Virginia Bailey 1938-4-16 Tehama five mi w Paskenta (on Covelo road) Comment
  UCD18759  Limnanthes douglasii subsp. rosea Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-13 52 Tehama along the Manton Rd. (A6), 2 mi past its intersection with Hwy 36, on a ridge past Dales Lake, Inks Creek site, pool # INK001, UTMs: 10T0581046; 4466683. Comment
  UC1594599  Limnanthes floccosa subsp. floccosa Vernon H. Oswald and Lowell Ahart 1992-4-21 4904 Tehama 7.8 (odometer) mi e Hwy 99 (on Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), ca 10 mi (air) e of Red Bluff) 289 Comment
  CDA40058  Linanthus bolanderi Vernon H. Oswald & Lowell Ahart 2001-5-7 10011 Tehama Forest Road 26N15, 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  JEPS86526  Linanthus bolanderi Roy E. Buck and Glenn L. Clifton 1990-3-29 1478 Tehama ca 2.5 air km nw North Tuscan Butte summit (14 air km ne of Red Bluff, ca 50 m sw of gravel road, just se of gas pipeline) 289 Comment
  UC971778  Linanthus bolanderi L. R. Wohletz 1933-4-1 15 Tehama Los Molinos Comment
  UCR39820  Linanthus ciliatus Mike Rekart, Scott LaChance, K. Faber 1984-5-12 24 Tehama Turn-off to Sulphur Gulch, 5 mi. SE of Platina 457 Comment
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May 15 2006
  HSC86360  Linanthus dichotomus J. O. Sawyer, B. Bingham 1985-4-16 4273 Tehama Along Hwy. 36, 8 mi. E of Shasta-Tehama Co. line at Budden Canyon 366 Comment
  HSC95552  Linanthus dichotomus Todd Bouchier, Kathleen Gifford, Cameron Williams 1999-4-17 19 Tehama Hwy. 36, W facing slope on N side of rd. 439 Comment
  JEPS58410  Linanthus filipes W. L. Jepson 1899-4-29 20928 Tehama Dibble Creek, w Tehama County Dibble Creek Comment
  UCD118734  Linanthus pungens Dean W. Taylor 1976-7-9 6039 Tehama At headwaters of Cub Creek. 1859 Comment
  CDA6364  Linaria genistifolia subsp. dalmatica T. C. Fuller 1968-9-17 17615 Tehama Opposite the west end of the school yard, Scenic Avenue, Mineral. 0 Comment
  CHSC117701  Lipocarpha micrantha Lowell Ahart; John Dittes 2016-8-25 21281 Tehama Along the west edge of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
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Sep 12 2018
  JEPS43061  Lithophragma affine Virginia Bailey 1938-4-16 Tehama on the Paskenta-Covelo road six mi w Paskenta; w of Paskenta Comment
  JEPS94366  Lithophragma campanulatum Vernon H. Oswald and Lowell Ahart 1997-5-14 8431 Tehama 0.6 mi sw of the Middle Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 6.7 mi s of Plum Creek Road); Ponderosa Way 1011 Comment
  CHSC88850  Lithophragma parviflorum A. Peterson 2003-4-17 38 Tehama Tehama Wildlife Area. Couple miles south of Paynes Creek. Oak Creek Rd. UTM: 593570E 4462115N. 646 Comment
  CHSC55407  Lithophragma parviflorum var. trifoliatum Vivian L. Long 1991-4-4 4 Tehama Ca. 4 m e Hwy 36, 4.8 km ne Red Bluff. 90 Comment
  CHSC62001  Lithophragma parviflorum var. trifoliatum Robert S. Compton 1993-4-10 18 Tehama 120 m n of Reed's Creek Rd and 200 m w of the Reed's Creek School, 10 km west of Red Bluff. 100 Comment
  UC1601688  Lithospermum californicum C. M. Wilder 1912-6-23 Tehama Deer Creek 762 Comment
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Jul 6 2009
  UCD36246  Lithospermum californicum Beecher Crampton 1953-4-30 1192 Tehama Tehama County, 1.5 miles south of Paynes Creek. 548 Comment
  UC552814  Lithospermum californicum Rimo Bacigalupi and Charles Kraebel 1934-5-30 Tehama just s Yollo Bolly Primitive Area; sw Tehema County, Government Flat, Paskenta-Covelo Road 1828 Comment
  UCD119499  Lithospermum californicum Dean W. Taylor 1976-7-7 6025 Tehama Highway 32 in canyon of Deer Cr. Near Alder Cr. Campground approx. 7.8 miles west from jct. with Highway 89. 1173 Comment
  JEPS122124  Logfia gallica Lowell Ahart, John Dittes 2014-5-17 19510 -A Tehama About 50 yards west of the diversion dam on Mill Creek, about 5 miles (air) northeast of Los Molinos. Comment
  JEPS97227  Logfia gallica Vernon H. Oswald and L. Ahart 1995-4-25 6697 Tehama T29N R2W NW1/4 NW1/4 Sec. 35, 700 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 213 Comment
  OBI77044  Logfia gallica Anthony Baniaga 2011-6-3 302 Tehama Lassen NF. Along 28N29. Barkley MTN quad T27N R2E sec 14 SW of SE 730 Comment
  CHSC64582  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1995-4-10 6628 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along Manton Rd. just s of Inks Creek Rd. 213 Comment
  CHSC66063  Lolium multiflorum Vernon H. Oswald; Lowell Ahart 1996-5-6 7511 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of an intermittent stream at this location. 198 Comment
  JEPS88107  Lolium multiflorum Vernon H. Oswald and Lowell Ahart 1996-5-6 7511 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 182 Comment
  HSC1660  Lolium perenne Larry Berti 1969-5-9 72 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  HSC31983  Lolium perenne Donald Spalinger 1974-5-5 53 Tehama 21 mi. E of Trinity Co. line on Hwy. 36 Comment
  JEPS88104  Lolium temulentum Vernon H. Oswald and Lowell Ahart 1996-5-6 7512 Tehama BLM parcel along Hwy 36 ne Red Bluff (Cascade Range Foothills); , Hog Lake Plateau 198 Comment
  CHSC78581  Lomatium californicum J. Marr; N. Wight 1998-6-9 Tehama About 20 air miles W of Red Bluff, vicinity of Red Bank Ck and Sunflower Gulch. 304 Comment
  CHSC65394  Lomatium caruifolium var. denticulatum Vernon Oswald 1986-3-6 1049 Tehama Black Butte Rd. 2.0 mi n of Newville Rd. (or Black Butte Rd. East and West). 152 Comment
  CHSC65714  Lomatium caruifolium var. denticulatum Vernon H. Oswald; Lowell Ahart 1996-4-3 7286 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. NW side of Sacramento Valley. 103 Comment
  CHSC76031  Lomatium caruifolium var. denticulatum G. F. Hrusa; J. Hart 1998-5-10 14428 Tehama On ridge above S side of Coyote Creek, Coyote Creek Conservation Area, approx. 1 mi. W of Paskenta Rd. near the lower limit of Quercus douglasii woodland. 100 Comment
  JEPS97209  Lomatium caruifolium var. denticulatum Vernon H. Oswald and L. Ahart 1995-4-3 6565 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  RSA424748  Lomatium caruifolium var. denticulatum Aaron Liston, M. Blumler 1987-4-24 654 -20 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  UC875116  Lomatium caruifolium var. denticulatum A. A. Heller 1916-4-20 12336 Tehama 3 mi. n. Red Bluff Comment
  HSC38900  Lomatium caruifolium var. denticulatum J. P. Smith, J. O. Sawyer 1971-5-22 4646 Tehama 37 mi. W of Mineral on Hwy. 36 305 Comment
  UC1441332  Lomatium caruifolium var. denticulatum Bert G. Brehm 1968-4-7 2195 Tehama ca. 13 mi. s.w. Red Bluff (ca. 9 mi. w. of intersection with Red Bank Rd. on Co. rd. A-7) Comment
  UC650730  Lomatium ciliolatum var. ciliolatum W. L. Jepson 1897-7-24 14319 Tehama Soldier's Ridge near summit South Yollo Bolley; , Soldier's Ridge 2133 Comment
  HSC35379  Lomatium dasycarpum subsp. dasycarpum R. M. Sullivan 1975-5-4 55 Tehama 7.5 mi. N of Red Bluff on I-5 at the rest stop 91 Comment
  RSA592518  Lomatium dasycarpum subsp. tomentosum S. O. Mattoon 1970-4-12 5 Tehama Highway 36, 11.5 miles west of I-5 at Redbluff Coast Range Mountains 305 Comment
  CHSC66468  Lomatium marginatum var. purpureum Vernon H. Oswald; Lowell Ahart 1996-5-20 7595 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 164 Comment
  CHSC77719  Lomatium marginatum var. purpureum B. Castro; M. A. Griggs 1999-4-9 874 Tehama About 20 air miles NW of Orland, vicinity of Rocky Ridge. 231 Comment
  JEPS116642  Lomatium marginatum var. purpureum L. P. Janeway, B. Castro 2009-4-25 9734 Tehama Tehama Wildlife Area Dewitt Peak (along the Powerline Road neat the Shaw Creek Bridge over an un-named northeast Fork of Shaw Creek); Cascade Range Foothills 518 Comment
  SEINET13944635 Image available Lomatium tomentosum Lewis S. Rose 1954-1 54035 Tehama 1.5 mi N of Red Bluff, flood bed of Dibble Creek, alt. ca. 310 ft 94 Comment
  CHSC64687  Lomatium utriculatum Vernon H. Oswald 1995-5-22 6754 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. Growing in a grassy spot between Manton Rd. and the fence at the corner of the reserve. 225 Comment
  JEPS12241  Lomatium utriculatum Virginia Bailey 1938-4-16 Tehama 6 mi. w. Paskenta (along Paskenta-Covelo rd.) Comment
  JEPS96038  Lomatium utriculatum Vernon H. Oswald and Lowell Ahart 1996-5-20 7585 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (at n.e. end of parcel, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau 164 Comment
  CHSC115579  Lonicera conjugialis Lowell Ahart; John Dittes 2015-8-6 20493 Tehama On the north side of the small stream and south of the pond, south of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS13765  Lonicera conjugialis Joseph Grinnell 1925-6-16 Tehama Mineral 1463 Comment
  CAS-BOT-BC241430  Lonicera involucrata var. involucrata Alice Eastwood; John Thomas Howell 1941-7-9 9827 Tehama Near Government Flat Comment
  JEPS102782  Lotus humistratus Lowell Ahart 2001-6-16 8878 Tehama On north side of the dirt road, about 4-1/2 miles west of Highway 32, west of Soda Springs Campground, about 5 miles (air) west of Butte Meadows. 1112 Comment
  RSA424760  Lotus humistratus Aaron Liston, M. Blumler 1987-4-24 654 -16 Tehama Hwy 36 between Dales and Paynes Creek; 4-5 miles SW of Dales. Comment
  UC936247  Lotus humistratus Helen K. Sharsmith 1951-7-11 4019 Tehama 9.2 mi w Paskenta (Mud Flat, Covelo-Paskenta road); Inner North Coast Ranges, Mendocino National Forest, Mud Fla 609 Comment
  JEPS97224  Lotus micranthus Vernon H. Oswald and L. Ahart 1995-4-25 6681 Tehama T29N R2W NE1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UC864858  Lotus micranthus A. A. Heller 1916-4-20 12335 Tehama 2 mi n Red Bluff Comment
  UC1299185  Lotus oblongifolius var. oblongifolius Freed W. Hoffman 1949-7-19 3027 Tehama Regan Meadow, w Tehama County North Coast Ranges 1264 Comment
  LA83624  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1946-7-21 1355 Tehama Lassen National Park, Cliff Falls Camp 1920 Comment
  JEPS100675  Lotus rubriflorus Dean W. Taylor 1993-5-14 13445 Tehama 1 mile WNW of Dales Lake (Manton Road, County Road A6), right of way of Pacific Gas Pipeline, 300 yds N of Section Line 190 Comment
  SEINET10488358  Lupinus affinis Rimo Bacigalupi, Arthur H. Holmgren 1950-4-24 Bacigalupi 3128 Tehama Vegetatively like l. Succulentus but hairier; yellow spot on white of banner; Emitting strong perfume (like that of l. Nanus) field along road to paskenta, 3.5 Miles nw of newville Comment
  JEPS75783  Lupinus albicaulis Todd and Virginia Keeler-Wolf 1971-6-13 26 Tehama about 1/4 mi s Thunder Camp; Yolla Bolly Mountains, s of Thunder Camp 1371 Comment
  CHSC78841  Lupinus albifrons var. albifrons Julie Cunningham; Natalie Wight 1998-5-19 Tehama Vicinity of North Fork Stony Creek and Rocky Ridge. 274 Comment
  CDA27369  Lupinus albifrons var. collinus L. Ahart, Vernon Oswald 2001-5-7 10008 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC80548  Lupinus albifrons var. collinus Vernon H. Oswald; Lowell Ahart 2001-5-7 10008 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  RSA92966  Lupinus albifrons var. flumineus Milo S. Baker 1953-5-9 12601 Tehama 6 mi. west of Paskenta above logging road. Comment
  HSC82160  Lupinus andersonii Thomas W. Nelson, Jane P. Nelson 1979-6-25 4924 Tehama Wells Creek Campground 1280 Comment
  UC725892  Lupinus arbustus A. A. Heller 1940-5-22 15672 Tehama along State Highway #32, 2 mi e Chico Creek crossing; 2 mi e of Chico Creek crossing Comment
  CHSC59728  Lupinus bicolor Thomas J. Hart 1984-3-11 2 Tehama At the intersection of South Center and Tehama Vina roads (w side of Tehama Vina Road). Los Molinos. 72 Comment
  OBI59292  Lupinus bicolor Vernon H. Oswald 2001-3-26 9992 Tehama Inskip Hill Quad. T28N R1E NE1/4, NE 1/4 sect 19. Hogsback Rd 2.4 mi W of Finley Lake 756 Comment
  CHSC118202  Lupinus bicolor Tim Kask 2016-4-1 257 Tehama Antelope Cr. drainage, McClure trail approx. .5 mi. from top. 10T 0598851/4458647 Comment
  CHSC96661  Lupinus bicolor var. tridentatus Lowell Ahart 2007-5-8 13735 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  CDA27426  Lupinus concinnus L. Ahart, Vernon Oswald 2001-5-7 10009 Tehama Forest Road 26N15 4.9 miles west of Highway 32, between Soda Springs and Cohasset Ridge. Comment
  CHSC80526  Lupinus congdonii Vernon H. Oswald 2001-3-26 9992 Tehama Hogsback Rd 2.4 mi west of Finley Lake. 755 Comment
  SEINET6655081  Lupinus grayi D. B. Dunn, B. J. Cox 1971-6-10 17959 Tehama 13 mi W of Mineral on alifornia Hwy 36.; 0 Comment
  JEPS76678  Lupinus lepidus var. sellulus L. R. Heckard 1972-6-17 2952 Tehama E slope of Beegum Mt. Comment
  UC54412  Lupinus lepidus var. sellulus H. M. Hall and E. B. Babcock July 1-2, 1903 4330 Tehama near Morgan ((Mill Creek Canyon) Mount Lassen); Mount Lassen, near Morgan 1524 Comment
  UC1949026  Lupinus luteolus Barbara Ertter with Brad Olson 1991-7-4 10283 Tehama Ball Rock/Toomes Camp Rd (M2) 0.6 mi N of Trough Ridge jct, 19.4 mi from Paskenta, ca 3.5 airmiles S of Ball Rock ca 28 airmiles W of Corning Comment
  CDA27502  Lupinus microcarpus var. densiflorus G. D. Barbe 1985-4-5 427 Tehama Reed Creek, west of Red Bluff. Comment
  CHSC54101  Lupinus microcarpus var. microcarpus Vernon H. Oswald; Anne-Lise Feenstra 1991-5-22 4606 Tehama Lowrey Rd 1.7 mi south of Colyear Springs Rd, north of Paskenta. 274 Comment
  RSA0036358  Lupinus nanus Daisie Huang 2006-4-15 06041552 Tehama Roadside of Hwy 36. 267 Comment
  CHSC66133  Lupinus nanus var. vallicola Vernon H. Oswald; Lowell Ahart 1996-5-6 7536 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the s side of the gravel road 1.4 mi of the parking lot on Hwy. 36 (0.4 mi W of the powerline crossing the gravel road). 249 Comment
  CHSC61425  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-8-18 5836 Tehama Lassen Volcanic National Park. Summit of Mt. Conard near the S boundary of the park. 2490 Comment
  CHSC61733  Lupinus obtusilobus Vernon H. Oswald; Lowell Ahart 1993-9-2 5908 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca. 20 mi (air) NW of Paskenta. 2438 Comment
  CHSC65732  Lupinus polycarpus Vernon H. Oswald; Lowell Ahart 1996-4-3 7279 Tehama Thomas Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Northwest side of Sacramento Valley. Common in grassy upland on the N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  UCD109375  Lupinus polyphyllus J. M. Tucker 1959-7-19 3575 Tehama above the lake; upper (south) side of South Yolla Bolly Mountain. 2118 Comment
  UCD109630  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama on U.S. Highway 99W, 1.4 miles south of Sacramento River, Red Bluff. Comment
  UCD109631  Lupinus succulentus Carl Mankinen 1968-5-11 s.n. Tehama immediately south of very tall telephone communications tower along freeway, 2.5 miles south of Liberal Avenue exit to Corning, U.S. Highway 99W. Comment
  CHSC56348  Luzula cascadensis K. R. Stern 1986-5-21 8254 Tehama Deer Creek Meadows, 1 mi SE of jct of hwys 32 and 36. 1402 Comment
  CHSC88561  Luzula cascadensis L. P. Janeway 2001-6-10 7156 Tehama High North Coast Ranges. Along the '35' road 2.4 km southeast of Stuart Gap; about 2.1 km north of North Yolla Bolly. Unmapped meadow/spring. 1600 Comment
  JEPS127228  Luzula comosa var. laxa Lowell Ahart, John Dittes 2016-4-29 20803 Tehama About 0.9 miles (air) northwest of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  CHSC115857  Luzula comosa var. laxa Barbara L. Wilson; P. Zika 2011-8-1 16720 Tehama Access road to Dry Lake, 0.1 mile west of Highway 89 and the parking area for McGown Cross Country Ski Area, perhaps 100 feet west of junction with road 29N61; UTM 10, 624962 E, 4472278 N. 1894 Comment
  JEPS94372  Luzula parviflora Vernon Oswald and Lowell Ahart 1997-7-7 8697 Tehama Forest Route 35 at Cedar Creek near the ne corner of Yolla Bolly Middle Eel Wilderness; Forest Route 35 at Cedar Creek 1066 Comment
  CHSC84593  Lycopus americanus Lowell Ahart; John Dittes 2003-9-17 10568 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  JEPS118013  Lythrum hyssopifolia Lowell Ahart, John Dittes 2011-6-9 17446 Tehama Rio De Los Molinos Land Grant. High water line of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  CHSC111023  Lythrum tribracteatum R. A. Schlising 2012-9-24 4475 Tehama Vina Plains Preserve. Widespread in northern area of large vernal pool in center of preserve (Pool 17). 67 Comment
  CHSC101391  Madia elegans subsp. elegans David Isle 1992-7-29 1555 Tehama Mendocino National Forest, Thomes Creek Watershed. Upper Forks Ridge. S of 24N01.2, between 24N02.1 and 24N32 jcts. 1755 Comment
  CHSC117585  Madia elegans subsp. elegans Lowell Ahart; John Dittes, Josephine Guardino 2016-9-21 21357 Tehama Open low hill area east of the dirt road, northwest part of Childs Meadow, about 100 yards south of Highway 89. 1473 Comment
  CHSC90697  Madia elegans subsp. vernalis D. Isle 1995-5-2 1041 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. Mud Flat Road about 1/2 mile below Mud Flat, on north edge of road. 621 Comment
  JEPS113146  Madia exigua Lowell Ahart 2007-5-8 13714 Tehama On the west bank of Vestal Road, about 50 yards southeast of a small stream, about 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, about 21 miles (air) west of Red Bluff 304 Comment
  OBI72117  Madia exigua Barbara Ertter 1991-5-18 9830 Tehama Rosewood Ranch on Salt Crk ca 17 airmiles WNW of Red Bluff, ca 1/2 mi S of hwy 36 . T28N R6W sec 20 NESW 213 Comment
  CHSC66476  Madia subspicata Vernon H. Oswald; Lowell Ahart 1996-5-20 7574 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the bank of an intermittent stream at the northeast end of the parcel. 182 Comment
  CHSC21474  Maianthemum racemosum M. S. Taylor 1975-7-17 855 Tehama In Carter Meadows, ca. 1/2 mi e of Butte Mountain, ca. 5 mi s of junc of Hwys 32, 36, and 89. 1828 Comment
  UC1034632  Malacothrix clevelandii Milo S. Baker and H. K. Wagnon 1953-5-10 12644 Tehama 5 mi w Paskenta (w Tehama County) 243 Comment
  CAS-BOT-BC345388  Malacothrix clevelandii Milo S. Baker 1953-5-9 12581 Tehama 5 mi. West of Paskenta. West Tehama Co. Comment
  CHSC113914  Malacothrix floccifera Lowell Ahart 2014-5-8 19447 Tehama About 1/10 mile north of the restroom and the paved road to Berris Creek, west of Berris Creek, south side of Kendrick Creek, strand of Black Butte Reservoir, about 12 miles (air) southwest of Corning. 148 Comment
  CHSC64953  Malacothrix floccifera Vernon H. Oswald; Lowell Ahart 1995-7-12 7013 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 4.9 mi S of Hwy. 36. Roadside. 1097 Comment
  UC614524  Malacothrix floccifera L. Constance, J. L. Morrison 1938-5-1 2184 Tehama 5 mi sw Paskenta; Inner North Coast Ranges 365 Comment
  RSA92980  Malacothrix floccifera Milo S. Baker, H. K. Wagnon 1953-5-10 12644 Tehama Logging road west of Paskenta in burned area Comment
  POM304460  Malva neglecta Alice Eastwood, J. T. Howell 1941-7-9 9811 Tehama Government Flat Comment
  HSC59069  Malva nicaeensis Thomas Wood 1979-4-29 137 Tehama 9.6 mi. N of Tehama-Vina Rd. on Hwy. 99, 0.2 mi. S of Bray St. 76 Comment
  JEPS103438  Malvella leprosa Lowell Ahart 2002-11-5 10016 Tehama 12 air mi NW of Orland (E of where Burris Creek runs into Black Butte Lake) 152 Comment
  CHSC116172  Marsilea vestita subsp. vestita Lowell Ahart; John Dittes 2015-6-22 20248 Tehama About 1/4 mile north of Lassen Road, about 1.7 miles northeast of the intersection of Lassen Road and State Highway 99-E, about 4 miles (air) east of Vina, about 7 miles (air) southeast of Los Molinos. 74 Comment
  CHSC66103  Marsilea vestita subsp. vestita Vernon H. Oswald; Lowell Ahart 1996-4-29 7500 Tehama CDFG parcel on the S side of Gyle Rd. NW of Corning. On the northwest side of the Sacramento Valley. Thomes Creek Ecological Reserve (Collected ca. 0.3 mi E of the W boundary). 102 Comment
  JEPS88058  Marsilea vestita subsp. vestita Vernon H. Oswald and Lowell Ahart 1996-4-29 7500 Tehama nw Corning (CDFG parcel on s side of Gyle Rd, 0.3 mi e of w boundary); Thomes Creek Ecological Reserve, nw Sacramento Valley 102 Comment
  CHSC113265  Matricaria discoidea Lowell Ahart; John Dittes 2014-5-16 19475 Tehama Along the sides of the poor dirt road, about 200 yards southwest of the lone oak tree, about 1/2 mile east of the end of Lyon Cattle Road, about 3 miles (air) northeast of Los Molinos. 99 Comment
  UCSB63935  Medicago arabica Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R3W NW1/4 SW1/4 Sect 13, Cascade Range Foothills; along Paynes Creek at this lo¬cation 124 Comment
  JEPS103589  Medicago minima Lowell Ahart 2002-4-27 9565 Tehama In the road curve, on the N side of Road M2, ca 20 yards NW of the dirt road that leads to the tower, ca 8 miles W of Paskenta. 609 Comment
  CHSC64619  Medicago polymorpha Vernon Oswald; Lowell Ahart 1995-4-17 6660 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Locally common in gravel on the edge of Inks Creek Rd. near the w boundary of the reserve. 213 Comment
  CHSC40832  Medicago polymorpha var. polymorpha Pauleen Broyles 1982-3-25 361 A Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road in central pasture. 70 Comment
  CHSC55220  Medicago praecox L. P. Janeway 1991-4-18 3899 Tehama Battle Creek Wildlife Area. Tablelands on south side of an above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC82298  Medicago praecox Lowell Ahart 2002-4-27 9566 Tehama In the road curve, on the north side of Road M2, about 20 yards northwest of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CHSC83888  Medicago praecox Lowell Ahart; John Dittes, Daphne Christopher, Hannah Stevens 2003-4-17 10115 Tehama Along the trail, on the north side of Dye Creek, about 1/2 mile east of the Dye Creek buildings, Dye Creek Preserve, about 6 miles (air) northeast of Los Molinos. 174 Comment
  JEPS113127  Medicago praecox Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13612 Tehama On the banks of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  JEPS97496  Medicago praecox Vernon H. Oswald and L. Ahart 1995-4-10 6617 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 SW1/4 Sec. 35, 680 ft, Cascade Range Foothills, basalt substrate. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 207 Comment
  RSA96894  Medicago praecox J. T. Howell 29188 Tehama Dibble Creek, 1.5 miles north of Red Bluff. Comment
  UCD67011  Melica aristata Beecher Crampton 1954-6-16 1984 Tehama Crane Mills logging road, 1 mile north of Howell Saddle, Mendocino Natl. Forest--Paskenta District. 1920 Comment
  CAS-BOT-BC269524  Melica californica A. A. Heller 1916-4-20 12338 Tehama 3 miles north of Redding Comment
  CAS-BOT-BC269526  Melica californica Alice Eastwood; John Thomas Howell 1934-4-22 1873 Tehama 1 mile w. of Payne's Creek Comment
  RSA755416  Melica californica var. californica L. P. Janeway, B. Castro 2009-4-25 9754 Tehama Cascade Range Foothills: Tehama Wildlife Area: Top of ridge between Shaw Creek and Little Antelope Creek, just east of junction of Powerline Road and Cottonwood Jeep Trail. 628 Comment
  JEPS95128  Melica geyeri Vernon Oswald and Lowell Ahart 1997-6-10 8554 Tehama between Paskenta and Covelo on M2 (23N69) 0.9 mi w of its junction with M4, between Sugar Spring and Government Flat Campgrounds Covelo; between Paskenta and Covelo on M2 1737 Comment
  UCD80576  Melica geyeri CNPS SN Foothill Team 2005-6-30 SNNR 0518 Tehama USFS Lassen National Forest, on the south side of the South Fork Antelope Creek. 505 Comment
  UCD87315  Melica geyeri Beecher Crampton 1954-6-16 1964 Tehama Crane Mills logging road, Whiskey Saddle, Mendocino National Forest--Paskenta District. 1438 Comment
  CHSC68981  Melica harfordii Vernon Oswald; Lowell Ahart 1997-7-7 8685 Tehama Lookout on Tomhead Mtn. near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 2057 Comment
  UCD32623  Melica harfordii Beecher Crampton 1954-6-16 1995 Tehama Tehama County, 3 miles south of Howell Saddle. 1892 Comment
  JEPS76636  Mentzelia dispersa L. R. Heckard 1972-6-18 2991 Tehama near road; Northeast side of Tedoc Mt. 1341 Comment
  CHSC48606  Mentzelia micrantha Vernon Oswald 1986-6-18 2117 Tehama Round Valley Rd. (M4) 11.7 mi w of Paskenta. Loose scree at the base of a steep roadcut. 701 Comment
  CHSC64373  Micranthes californica Vernon H. Oswald; Lowell Ahart 1995-2-22 6488 Tehama Dales Lake Ecological Reserve. Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the north-facing edge of a basalt ridge running through the nw corner of the reserve. 201 Comment
  CHSC118049  Micropus californicus var. californicus Daphne K. Christopher; Hannah Stevens, Lowell Ahart, John Dittes. 2003-4-17 194 Tehama Dye Creek Nature Conservancy Preserve. Antelope Creek trail. 767 Comment
  CHSC55477  Micropus californicus var. californicus Vivian L. Long 1991-4-19 19 Tehama Ca. 3 mi e of Wildcat Road, 30 ft e Hwy A6. 320 Comment
  UC1053440  Micropus californicus var. californicus Rimo Bacigalupi and Arthur Holmgren 1950-4-24 3130 a Tehama along Paskenta Road 8 mi ne Flourney (w Tehama County) Comment
  CDA8382  Micropus californicus var. californicus G. D. Barbe, T. C. Fuller, J. T. Howell 1980-5-19 2673 Tehama 23.7 km west of Old Highway 99 on Highway 36, 480 meters east of bridge over South Fork Cottonwood Creek. Comment
  JEPS97498  Microseris acuminata Vernon H. Oswald and L. Ahart 1995-4-10 6611 Tehama Dales Station on Hwy. 36; ; T29N R2W SW1/4 NW1/4 Sec. 35, 690 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 210 Comment
  CHSC40580  Microseris douglasii subsp. douglasii Pauleen Broyles 1982-4-30 497 Tehama The Nature Conservancy Vina Plains Preserve. 60 Comment
  JEPS35675  Microseris douglasii subsp. douglasii W. L. Jepson 1932-5-9 16321 Tehama Paskenta Paskenta (sw Tehama County) 304 Comment
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Jul 1 2009
  CHSC40581  Microseris douglasii subsp. tenella Pauleen Broyles 1982-5-19 630 Tehama The Nature Conservancy Vina Plains Preserve. NE of barn. 60 Comment
  JEPS94750  Microseris sylvatica Vernon Oswald and Lowell Ahart 1998-4-27 8960 Tehama Cannon Road 1.1 mi w of its junction with Highway 36 w of Red Bluff; Cannon Road 256 Comment
  CHSC112991  Mimetanthe pilosa Lowell Ahart 2013-8-2 18990 Tehama South bank of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS3638  Mimulus Milo Baker 1953-5-10 Tehama about 6 mi from Paskenta (along logging road n and w) 914 Comment
  JEPS4005  Mimulus Milo S. Baker and H. K. Wagnon 1953-5-10 12621 Tehama logging road w Paskenta (just below 10 mi post) Comment
  JEPS17583  Mimulus Rimo Bacigalupi with G. Thomas Robbins, Keith Wagnon and Douglas Barbe 1955-7-17 5355 Tehama 11.3 mi w Paskenta (along broad lumber-truck road, on ridge between Mill and Digger creeks); Mendocino National Forest 1097 Comment
  UC1543760  Mimulus breweri Harold and Virginia Bailey 1948-8-28 3068 a Tehama below Ski Hut (Sulphur Creek campground); Lassen Volcanic National Park 2011 Comment
  RSA795890  Mimulus floribundus L. Ahart 2012-6-2 18147 Tehama East side of Long Road, about 6.7 miles northeast of Dales and State Highway 36, northeast of Red Bluff. 326 Comment
  JEPS88453  Mimulus glaucescens Vernon H. Oswald and Lowell Ahart 1996-4-23 7442 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills,Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Paynes Creek just downstream from the power line at this location. 147 Comment
  JEPS10506  Mimulus guttatus Jos. Grinnell 1925-6-23 Tehama Battle Creek Meadow 1463 Comment
  HSC20760  Mimulus guttatus Larry Berti 1968-7-6 Tehama Red Bank Creek, where the Creek crosses Paskenta Rd. Comment
  HSC65722  Mimulus guttatus S. Harris, B. Ferguson, M. Smith, M. Moble 1980-5-3 Tehama 0.5 mi. SSW of BM1797 on rd. 29N15 610 Comment
  UCD35956  Mimulus kelloggii Beecher Crampton 1953-5-1 1187 Tehama 1.5 miles south of Payne Creek. Comment
  RSA296387  Mimulus layneae Milo S. Baker, H. K. Wagnon 1953-5-10 12621 Tehama Logging road W of Paskentia near 10 mile post Comment
  RSA14419  Mimulus lewisii H. P. Bracelin 1932-7-23 675 Tehama Mt. Lassen National Park, 9 miles above Mineral. Comment
  CHSC49004  Mimulus moschatus Vernon Oswald 1986-6-18 2122 Tehama Round Valley Rd. (M4) 37.7 mi w of Paskenta. 1584 Comment
  JEPS34530  Mimulus nanus var. nanus Freed W. Hoffman 1947-6-23 1596 Tehama Government Flat North Coast Ranges 1772 Comment
  JEPS88569  Mimulus pilosus Vernon H. Oswald and Lowell Ahart 1996-6-3 7704 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; Cascade Range Foothills, Riparian Association in Blue Oak Woodland, Tuscan mudflow substrate. Along Paynes Creek ca. 0.3 mi downstream from old bridge site. 103 Comment
  SEINET12319569  Mimulus primuloides J. P. Kroessig 1977-1 24 Tehama ca 2 km SW of jct of Hwy 32 & Hwy 36 1090 Comment
  CHSC117165  Mimulus pulsiferae Lowell Ahart; John Dittes 2016-6-22 21040 Tehama On thewestside of the trail, about 300 yards southwest of the fish ladder on Deer Creek, about 0.8 m ile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. 935 Comment
  SBBG15429  Mimulus pulsiferae H. and M. Dearing 1938-6-22 2073 Tehama Potato Patch Public Camp, Deer Crk 1080 Comment
  UC54641  Mimulus torreyi H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4409 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  UCD80785  Mimulus torreyi CNPS SN Foothill Team 2005-6-21 SNNR 0348 f Tehama USFS, Lassen National Forest, near the edge of the study boundary northwest of Black Rock Campground. 1211 Comment
  RSA704010  Mimulus tricolor Daphne K. Christopher, M. Bibbo, Hannah Stevens 2003-4-20 215 Tehama Vina Plains Nature Conservancy Preserve in Big Pond section. 67 Comment
  CHSC40713  Minuartia californica Pauleen Broyles 1982-3-25 354 Tehama The Nature Convercancy Vina Plains Preserve. 60 Comment
  CHSC55208  Minuartia californica L. P. Janeway 1991-3-28 3864 Tehama Battle Creek Wildlife Area. Just south of and above Battle Creek; 1 1/3 mi east of the Sacramento River. 175 Comment
  CHSC93463  Minuartia californica Lowell Ahart 2006-5-5 12569 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 610 Comment
  UCD80212  Minuartia californica CNPS SN Foothill Team 2006-3-27 SNFN 0310 Tehama TNC Easement Denny Ranch. Located 100 m north of SNFN0309. 213 Comment
  CHSC80546  Minuartia cismontana Vernon H. Oswald; Lowell Ahart 2001-5-7 10010 Tehama Forest Road 26N15 4.9 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1072 Comment
  JEPS102490  Minuartia cismontana Vernon H. Oswald and Lowell Ahart 2001-5-7 10010 Tehama Forest Road 26N15 4.9 mi W of Hwy 32, between Soda Springs and Cohasset Ridge 1072 Comment
  CHSC79104  Minuartia douglasii B. Castro; L. P. Janeway 2000-4-5 1053 Tehama Vicinity of Orland; on gravel bar at N edge of Rice Creek. 106 Comment
  RSA424719  Minuartia douglasii Aaron Liston, M. Blumler 1987-4-24 655 -4 Tehama Hwy 36 between Dales and Paynes Creek; 2 miles E of Paynes Creek. Comment
  CHSC44200  Minuartia nuttallii subsp. gregaria Vernon Oswald 1988-6-27 3534 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  RSA739758  Minuartia nuttallii subsp. gregaria John Dittes, Josephine Guardino, L. Ahart 2003-8-23 786 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn 2140 Comment
  RSA158057  Minuartia nuttallii subsp. gregaria J. M. Tucker, L. K. Mann 1959-7-19 3558 Tehama Southeast side of South Yolla Bolly Mountain 2256 Comment
  HSC70004  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1978-7-22 4451 Tehama Along road to Handy Camp Gulch, 0.25 mi. E of Wells Creek 1372 Comment
  HSC81948  Minuartia rosei Thomas W. Nelson, Jane P. Nelson 1979-6-25 4885 Tehama Along road to Mt. Tedoc From Tedoc Gap 1494 Comment
  JEPS76668  Minuartia rosei L. R. Heckard 1972-6-17 2956 Tehama Tedoc Mt. nw side of Tedoc Mt. (nw side, along new road around w of mountain) 1280 Comment
  CHSC68964  Mitella caulescens Vernon Oswald; Lowell Ahart 1997-7-7 8715 Tehama Forest Route 35 at a branch of the South Fork of Beegum Creek 0.4 mi west of Rat Trap Gap, north side of the Yolla Bolly-Middle Eel Wilderness. 1706 Comment
  CHSC100905  Mollugo verticillata R. A. Schlising 1978-8-6 3335 Tehama At the Lassen Road crossing of Singer Creek. 70 Comment
  SJSU11394  Monardella breweri subsp. glandulifera R. L. MacDonald & N. D. Addy 1962-6-30 Tehama by Hwy 36 c. 11 mi W of Mineral 914 Comment
  RSA32764  Monardella lanceolata var. lanceolata A. A. Heller 1937-7-21 16168 Tehama Along the Deer Creek Highway several miles west of the first crossing of Deer Creek. Comment
  HSC70136  Monardella odoratissima Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  UCD125238  Monardella odoratissima subsp. pallida J. M. Tucker; L. K. Mann 1959-7-19 3549 Tehama South Yolla Bolly Mountain, ca. 75 feet below summit. 2438 Comment
  JEPS76666  Monardella purpurea L. R. Heckard 1972-7-17 2958 Tehama Northwest side of Tedoc Mt. along new road around west of mountain. 1280 Comment
  CHSC76520  Monardella sheltonii Heidi West; Natalie Wight, Caroline Warren 1998-6-5 Tehama Vicinity of upper North Fork Stony Creek and Newville Road (Garland Road). 292 Comment
  UC2070433  Monardella villosa subsp. subserrata Barbara Ertter with Brad Olson 1991-7-4 10200 Tehama Toomes Camp Road (Mendocino FR 23N01) 7.0 mi W of Paskenta, ca. 23 air miles W of Corning. Comment
  CHSC80215  Monardella villosa subsp. villosa B. Castro; L. P. Janeway, S. Innecken 2000-6-5 1186 Tehama Vicinity of Paskenta, Thomes Creek, and Bowers Creek, on E edge of N-trending cyn of the smaller creek. 304 Comment
  JEPS96002  Monardella villosa subsp. villosa Vernon H. Oswald and Lowell Ahart 1996-6-3 7703 Tehama BLM parcel along Hwy. 36 NE of Red Bluff. Growing on the dry bed of a rock flood channel along Paynes Creek ca. 0.3 mi. downstream from the old bridge site; Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 103 Comment
  JEPS34935  Monolopia major W. L. Jepson 1899-4-27 21025 Tehama Salt Creek Salt Creek (a tributary of the Cottonwood) Comment
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Feb 9 2019
  CHSC60389  Montia chamissoi Mary Ann Showers 1992-6-27 2648 Tehama Lassen Volcanic National Park. Pond below Windy Point, west of Mill Creek. 1950 Comment
  CHSC92749  Montia chamissoi L. P. Janeway 2005-6-12 8422 Tehama High Cascade Range. South-sloping meadow feeding large flat meadow at west end of Wilson Lake, just below dirt road. 1625 Comment
  UC1949383  Montia chamissoi Barbara Ertter with Brad Olson 1991-7-6 10398 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  UC1594662  Montia fontana Vernon H. Oswald and Lowell Ahart 1992-4-21 4907 Tehama 11 air mi e of Red Bluff (Hogsback Road (Belle Mill Road or Forest Road 28N24) near Mud Spring, 9.7 mi (odometer)e of Hwy 99) 316 Comment
  CHSC60390  Montia fontana subsp. amporitana Mary Ann Showers 1992-6-26 2598 b Tehama Lassen Volcanic National Park. Moist soil at edge of right bank of Sulphur Creek east of Sulphur Works Entrance station. 1828 Comment
  CHSC67285  Montia fontana subsp. amporitana James D. Jokerst 1981-2-23 1236 Tehama Wurlitzer Ranch on Pine Creek, 1.0 mi E of Meridian Rd. Vernally moist drainages ca. 150 ft N of Pine Creek. Comment
  CHSC64363  Montia fontana subsp. chondrosperma Vernon H. Oswald; Lowell Ahart 1995-2-22 6492 Tehama Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Growing in shallow water in the intermittent drainage w of the borrow pit. 213 Comment
  JEPS106252  Muhlenbergia filiformis Lowell Ahart, Samantha Mackey Hillaire 2004-7-9 11190 Tehama Seep on the north side of the Mill Creek Trail (4E10), north of Mill Creek, about 3/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff 655 Comment
  UCD104384  Muhlenbergia filiformis Ellen Dean; M. Starbuck, DHS Madrigals 2010-8-29 6854 Tehama Western edge of Lake Almanor off Hwy 89. 1371 Comment
  CHSC26632  Myosurus minimus M. P. Hayes 1978-3-10 128 Tehama Around the edge of the vernal pool, .8 mi e of Highway 99 on Leininger road. 40 Comment
  CHSC57826  Myosurus minimus Vernon H. Oswald; Lowell Ahart 1992-4-21 4902 Tehama Hogsback Rd. (Belle Mill Rd. or Forest Rd. 28N24), 7.8 mi E (odometer) of Hwy. 99, ca. 10 mi (air) E of Red Bluff. Roadside. 289 Comment
  JEPS105648  Myosurus minimus L. P. Janeway 2001-6-10 7147 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek 1340 Comment
  JEPS90884  Myosurus minimus Dean W. Taylor 1990-5-9 11687 Tehama 300 meters n of Stony Creek (along the right-of-way of electrical transmission lines (PG&E Pit-Vaca Line), Sacramento Valley); Sacramento Valley 112 Comment
  UC1736749  Myosurus sessilis Dean W. Taylor 1991-5-9 11688 Tehama Stony Creek, ca. 300 meters north of the creek along the right-of-way of electrical transmission lines (PG&E Pit-Vaca line) 112 Comment
  JEPS97339  Nama lobbii Vernon H. Oswald and L. Ahart 1995-7-17 7096 Tehama T29N R4E NE1/4 SE1/4 Sec. 8, 5840 ft, High Cascade Range, transition to Red Fir Forest, volcanic soils. Forest Road 29N22 2.2 mi W of Hwy. 89, ca. 2.5 mi SSE of the SW corner of Lassen Volcanic National Park 1780 Comment
  CHSC101598  Nassella cernua David W. Isle; Rhonda Isle 2002-4-19 1685 Tehama Approximately 3 miles north of junction of Black Butte Road (from Black Butte Reservoir west of Orland to Paskenta Road west of Corning). North of Black Butte Road along the E-W stretch lath parallels the eucalyptus grove adjacent and south of B.B. Road. Comment
  CHSC80723  Nassella lepida Lowell Ahart 2001-6-8 8803 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  UCD87445  Nassella pulchra A. A. Beetle 1942-5-19 3301 Tehama 10 miles W of Red Bluff. Comment
  UCSB63933  Nasturtium officinale Oswald, Vernon; Ahart, Lowell 1996-5-6 Tehama BLM parcel along Hwy. 36 NE of Red Bluff in Tehama Co.; T28N R3W NW1/4 Sw1/4 Sect.13; Cascade Range Foothills; along Payness Creek at this location 124 Comment
  JEPS13514  Navarretia divaricata Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5345 Tehama 20.8 mi n Paskenta (Cold Spring Camp); Mendocino National Forest 1859 Comment
  UC980576  Navarretia divaricata Milo S. Baker and H. K. Wagnon 1953-7-11 12830 Tehama 1.9 mi above Whitlock Camp (w Tehama County) 1371 Comment
  JEPS118069  Navarretia heterandra Lowell Ahart, John Dittes 2011-6-9 17436 Tehama Rio De Los Molinos Land Grant. Open flat, about 100 yards east of a large vernal pool, sand dune area, about 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) northeast of Vina 80 Comment
  UC1111586  Navarretia heterandra Herbert L. Mason 1947-5-18 14787 Tehama 1 mi w Corning Comment
  UCSB63897  Navarretia intertexta Oswald, Vernon; Ahart, Lowell 1996-5-20 Tehama BLM parcel along Hwy. 36 NE of Red Bluff; T28N R2W NW1/4 NE1/4 Sect. 8; Cascade Range Foothills; bordering the edge of Paynes Creek just downstream from the mouth of an intermittent stream at the northeast end of the parcel 158 Comment
  HSC17007  Navarretia leptalea Louise Kellogg 1952-7-15 59 Tehama Mendocino National Forest, near Squaw Camp and Pole Corral on Boswell Ridge, S of Yolla Bolly Mtn. 2134 Comment
  JEPS19810  Navarretia leucocephala Rimo Bacigalupi with S. Galen Smith 1957-6-24 6020 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  UCD48516  Navarretia leucocephala John Thomas Howell 1955-6-12 30303 Tehama Dried bed of vernal pool, 8.5 miles s. of Corning, Tehama County. Comment
  UC1950115  Navarretia leucocephala subsp. bakeri Barbara Ertter with Brad Olson 1993-5-15 11825 Tehama BLM land; south of road; Spring Branch Road south of Battle Creek ca 15 airmiles NNE of Red Bluff Comment
  CHSC64630  Navarretia leucocephala subsp. leucocephala Vernon H. Oswald; Lowell Ahart 1995-4-25 6688 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the bed of the intermittent stream located on the s side of the basalt ridge crossing the nw corner of the reserve. 207 Comment
  RSA91810  Navarretia leucocephala subsp. minima Beecher Crampton 1953-4-29 1151 Tehama About 2 miles east of Corning Comment
  HSC1655  Navarretia pubescens Larry Berti 1969-5-9 77 Tehama Antelope Creek Canyon, N face, 12 mi. E of Red Bluff, 3 mi. upstream from dam. 213 Comment
  UC1112265  Navarretia pubescens R. C. Bacigalupi with S. Galen Smith 1957-6-24 5927 Tehama 8.1 mi s Corning (on highway to Orland (U.S. 99 W)) 76 Comment
  CAS-BOT-BC232755  Navarretia sinistra subsp. pinnatisecta Alice Eastwood; John Thomas Howell 1941-7-9 9813 Tehama Government Flat Comment
  RSA93412  Navarretia sinistra subsp. pinnatisecta Milo S. Baker, H. K. Wagnon 1954-7-10 12972 Tehama 6.1 miles NW of Whitlock Camp 1829 Comment
  JEPS19811  Navarretia tagetina Rimo Bacigalupi with S. Galen Smith 1957-6-24 6021 Tehama 8.1 mi s Corning (along U.S. Highway 99-W) 83 Comment
  JEPS87931  Navarretia tagetina Barbara Ertter 1991-5-19 9874 Tehama 14.5 mi w Red Bluff (on Hwy 36, near Baxter Road junction) 243 Comment
  JEPS104303  Navarretia viscidula Lowell Ahart 2003-6-11 10252 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS105201  Navarretia viscidula Dean W. Taylor 1995-5-24 14939 Tehama about 5 miles S Red Bluff; Coyote Creek 1.5 miles west of Paskenta Road 167 Comment
  UCD80646  Navarretia viscidula CNPS SN Foothill Team 2005-5-26 SNFN 0328 b Tehama BLM, Hog Lake/Paynes Creek, off Spring Road in the BLM's Battle Creek Recreation Area; plot is located north across the road from a target shooting area. 195 Comment
  RSA92986  Navarretia viscidula Milo S. Baker, H. K. Wagnon 1953-5-31 12700 Tehama Roadside a mile or so east of Paskenta Comment
  UC1111588  Navarretia viscidula Herbert L. Mason 1947-5-18 14791 Tehama w of Paskenta (base of Paskenta Grade); Paskenta Grade Comment
  UC1002649  Nemacladus montanus Milo S. Baker and H. K. Wagnon 1953-5-30 12682 Tehama 5 mi w Paskenta (w Tehama County) Comment
  JEPS1918  Nemophila menziesii J. W. Blankinship 1911-4-7 Tehama Corning Comment
  CHSC65741  Nemophila pedunculata Vernon H. Oswald; Lowell Ahart 1996-4-3 7287 Tehama Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Growing in gravel on the edge of the intermittent stream ca. 0. 2 mi E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC96628  Nemophila pedunculata Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13623 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  UC765855  Odontostomum hartwegii R. F. Hoover 1936-5-21 1178 Tehama 4 mi. s. Cottonwood Comment
  RSA99681  Odontostomum hartwegii W. A. Weber, L. S. Rose 1953-5-23 8465 Tehama 2 miles south of Cottonwood. 122 Comment
  UC1080385  Odontostomum hartwegii E. K. Balls 1957-5-24 22537 Tehama 13.7 mi. n.w. of junction of State Hwy. 36 & U.S. Hwy. 99 274 Comment
  CDA5215  Oenothera biennis var. muricata Agricultural Commissioner 1959-8-14 Tehama Red Bluff. 0 Comment
  CHSC44833  Orcuttia pilosa J. D. Jokerst; R. A. Schlising 1982-5-27 1583 Tehama W of Highway 99, N of Broyles Road, S of Lassen Road. Vernal pool. Comment
  CHSC52887  Orcuttia pilosa R. D. Stone 1986-7-19 764 Tehama Central Valley. TNC Vina Plains Preserve, S pasture about 0.8 miles NNE of Haille Road and 0.2 miles N of barn. Northern of three large vernal pools. 64 Comment
  CHSC52892  Orcuttia pilosa R. D. Stone 1986-7-24 790 Tehama Central Valley. Vina Plains, 0.6 miles SW of Highway 99 and 1.3 miles SSE of its intersection with Rowles Road. Vernal pool. 60 Comment
  UCD88245  Orcuttia pilosa F. T. Griggs 1974-6-3 134 Tehama 16 miles north of Chico, 1/4 mile east of Hwy. 99E on the south side of Lassen Road. Comment
  SEINET11688659  Orcuttia pilosa J. J. Jokerst, Schlising, R. A. 1982-1 Tehama Comment
  SEINET4080571  Orcuttia pilosa L. M. Boykin, P. M. Hall 2001-1 Tehama Comment
  CHSC52896  Orcuttia tenuis R. D. Stone 1986-8-23 800 Tehama Central Valley. About 12 miles NE of Red Bluff and 2.5 miles SW of Dales Lake on Inks Creek Ranch. Vernal pool. 179 Comment
  CHSC52898  Orcuttia tenuis R. D. Stone 1986-8-23 802 Tehama Central Valley. About 13 miles NE of Red Bluff and 1.4 miles WSW of Dales Lake on Inks Creek Ranch, 0.4 miles SW of intersection of natural gas pipelines. . Vernal pool. 195 Comment
  HSC89849  Orcuttia tenuis R. D. Stone, Roy E. Buck 1987-8-10 843 Tehama 1.5 mi. NNE of Dales and 0.25 mi. E of Manton Rd., 15 mi. NE of Red Bluff 210 Comment
  JEPS74754  Orcuttia tenuis F. T. Griggs 1974-6-19 136 Tehama Hwy 36 1.4 mi n Dales (on road to Manton) Comment
  JEPS84153  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 843 Tehama 1.5 mi nne Dales (0.25 mi e of Manton Road (County Road A-6), ca 15 mi ne of Red Bluff); Central Valley 210 Comment
  JEPS84155  Orcuttia tenuis R. D. Stone and R. E. Buck 1987-8-10 841 Tehama e side of Manton Road (County Road A-6) 2.9 mi ne Dales (ca 15 mi ne of Red Bluff); Central Valley 231 Comment
  LA106665  Orcuttia tenuis R. Doug Stone; R. E. Buck 1987-8-10 844 Tehama 1.1 mi NE of Dales and 0.3 E of Manton Road (County Rd. A-6), ca 15 mi NE of Red Bluff Comment
  RSA256273  Orcuttia tenuis J. R. Reeder, C. G. Reeder 1973-7-1 6242 Tehama About 4 miles SW of Dales, 11 miles NE of Red Bluffs 244 Comment
  SD116662  Orcuttia tenuis John R. Reeder, Charlotte G. Reeder 1972-6-5 5653 Tehama ca. 4 miles SW of Dales. Grassy plateau, at the E end of a pond with small earth dam 274 Comment
  UCD37261  Orcuttia tenuis Beecher Crampton 1958-8-12 5072 Tehama Tehama County, 10.8 miles northeast of Red Bluff, 7.8 miles northeast of junction of State Highway 36 with U.S. Highway 99E, 4 miles southwest of Dales, Hog Lake. Comment
  RSA516505  Orcuttia tenuis R. D. Stone 1986-7-20 772 Tehama Dales Lake, W side of Manton Road (County Road A-6) about 15 miles NE of Red Bluff and 1.3 iles NNE of Dales. 213 Comment
  UC1945182  Oreostemma alpigenum var. andersonii David Keil with Kathleen Keil 1992-7-25 23591 Tehama Lassen National Forest along Hwy 89. 0.8 mi S of Lassen Volcanic National Park southern boundary. Comment
  CHSC48641  Orobanche fasciculata Vernon Oswald 1984-4-11 1143 Tehama Round Valley Rd. (also M4 or 23N02), 5.2 mi w of Newville Rd. (2.5 mi w of Mendoncino Nat. Forest boundary). 426 Comment
  OBI77049  Orobanche fasciculata Anthony Baniaga 2011-6-3 298 Tehama Lassen NF. Along 28N29, game refuge boudnary. Panther Spring quad T27N R2E sec 15 NE of SW 1072 Comment
  RSA0059178  Orobanche fasciculata Milo S. Baker, H. K. Wagnon 1953-6-21 12775 Tehama Logging rd. West of Paskenta near 15 mi post. 1219 Comment
  RSA0083227  Orthilia secunda M. B. Dunkle 1931-8-15 2683 Tehama Woods Creek 2195 Comment
  CHSC94380  Osmorhiza chilensis Lowell Ahart 2006-7-19 13045 Tehama Forest along the west side of the abandoned logging road, about 170 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  UC2012947  Osmorhiza chilensis Barbara Ertter with James R. Shevock 1992-6-14 11169 Tehama Judd Creek on Ponderosa Way 0.5 miles south of Plum Creek Road, ca 7 air miles ESE of Paynes Creek (town) Comment
  UC1949161  Ozomelis trifida Barbara Ertter with Brad Olson 1991-7-6 10430 Tehama Cold Spring Creek ca 1/2 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning; 0.4 mi from Ball Rock Rd on road to Rocky Cabin Comment
  UC1299451  Packera clevelandii Freed W. Hoffman 1950-6-30 3533 Tehama w of Paskenta; North Coast Ranges Comment
  JEPS37602  Packera eurycephala Blankinship 1911-5-30 Tehama Redding Comment
  CHSC64955  Packera greenei Vernon H. Oswald; Lowell Ahart 1995-7-12 7028 .1 Tehama High North Coast Ranges. W of Red Bluff and S of Platina on the summit of Tedoc Mtn. (end of Forest Road 28N60). 1615 Comment
  HSC70137  Packera greenei Thomas W. Nelson, Jane P. Nelson, J. P. Smith 1978-7-22 4463 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CHSC82370  Packera subnuda var. subnuda Lowell Ahart 2002-6-29 9812 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  CAS-BOT-BC175542  Parnassia palustris John Thomas Howell 1960-8-18 36078 Tehama Bluff Falls 1981 Comment
  CHSC43051  Paronychia ahartii Pauleen Broyles 1985-4-18 941 Tehama The Nature Conservancy Vina Plains Preserve. S side of Lassen Road, ca 25 m s of the stile crossing fence, and ca 50 m west and north of small vernal pool. 66 Comment
  CHSC43088  Paronychia ahartii J. D. Jokerst 1984-4-17 1979 Tehama Within the restricted area that was searched. The Nature Conservancy's Vina Plains Preserve, ca 150 ft south of Lassen Road between vernal pool and stile (in 'Lassen Pasture'). 60 Comment
  HSC89828  Paronychia ahartii Rimo Bacigalupi, H. L. Mason, Lucile Mason 1958-4-22 6290 Tehama Lower portions of the Kirkwood plains, 2 mi. W of Kirkwood and 1.5 mi. W of Hwy. 99, 7 mi. S of Corning 73 Comment
  JEPS118020  Paronychia ahartii Lowell Ahart, John Dittes 2011-6-9 17442 Tehama Rio De Los Molinos Land Grant. On a sand dune, about 60 yards east of a large vernal pool, sand dune area, about 30 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina 80 Comment
  JEPS88455  Paronychia ahartii Vernon H. Oswald and Lowell Ahart 1996-4-8 7326 Tehama BLM parcel along Hwy 36 ne of Red Bluff (on the e side of Paynes Creek n of its mouth on the Sacramento River, Cascade Range Foothills, Hog Lake Plateau); Hog Lake Plateau, Cascade Range Foothills, Paynes Creek 106 Comment
  UC718222  Parvisedum pumilum Carl B. Wolf 1937-5-16 8707 Tehama Red Bluff-Susanville Road 2 8/10 mi above Paynes Creek Post Office (Northern Sierra Nevada Foothills); Northern Sierra Nevada Foothills 609 Comment
  CHSC113252  Paspalum dilatatum Lowell Ahart; John Dittes 2014-5-18 19516 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC66593  Paspalum distichum Vernon H. Oswald; Lowell Ahart 1996-7-8 7971 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the NE margin of Hog Lake. 265 Comment
  JEPS68212  Pectocarya penicillata Virginia Bailey 1938-4-16 Tehama 6 mi w Paskenta; Paskenta Covelo Road Comment
  RSA93453  Pectocarya penicillata Milo S. Baker, H. K. Wagnon 1953-4-15 12533 Tehama 4.5 mi. W of Paskenta. Comment
  CHSC63956  Pectocarya pusilla B. Castro; L. Hanson, B. Corbin, L. Janeway, L. Gehrung 1994-4-11 507 Tehama In the Ishi Wilderness, Lassen NF, ca 1 mi NW of lookout at N end of Cohasset Ridge, on trail paralleling Wildcat Ck to Graham Pinery. 914 Comment
  CHSC75255  Pectocarya pusilla Vernon H. Oswald; Lowell Ahart 1999-4-21 9707 Tehama High Trestle-McClure Place Trail starting on Hogback Road ca. 0.5 mi northeast of Finley Lake. Edge of the trail. 655 Comment
  CHSC93473  Pectocarya pusilla Lowell Ahart 2006-5-5 12570 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 610 Comment
  CHSC96631  Pectocarya pusilla Lowell Ahart; John Dittes, Josephine Guardino 2007-4-3 13619 Tehama On the west side of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos. 112 Comment
  JEPS108845  Pectocarya pusilla Lowell Ahart 2006-5-5 12570 Tehama Along the Nomalaki Trail (Thomes Gorge Trail), about 100 yards north of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta 610 Comment
  UCD35953  Pectocarya pusilla Beecher Crampton 1953-4-30 1184 Tehama 10 miles east of Beegum. Comment
  RSA21526  Pedicularis aurantiaca Carl B. Wolf 1937-5-17 8712 Tehama Northern Sierra Nevada. Red Bluff - Susanville Road, 3.6 mi below Mineral. 1463 Comment
  CHSC116679  Pedicularis densiflora Lowell Ahart; John Dittes 2016-4-29 20815 Tehama On the south side of the trail, about 300 yards south of the fish ladder on Deer Creek, near a flat area (campground) above Deer Creek, about 0.8 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 1/8 miles by trail to Highway 32. 935 Comment
  CHSC62649  Pedicularis densiflora Vernon H. Oswald; Lowell Ahart 1994-3-8 5982 Tehama Mud Flat Rd. 1.2 mi W of Round Valley Rd., SW of Paskenta. 457 Comment
  UCSB13422  Pedicularis densiflora Breedlove, Dennis 1962-6-12 Tehama Road from Viola to Mineral, 9.5 miles south of Viola 1524 Comment
  SBBG7102  Pedicularis groenlandica H. and M. Dearing 1939-6-12 3643 Tehama near stream, S of Lassen Volcanic Nat Park 1524 Comment
  HSC1767  Pellaea andromedifolia Larry Berti 1969-3-22 63 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam 213 Comment
  CHSC65043  Pellaea brachyptera Vernon H. Oswald; Lowell Ahart 1995-7-17 7094 Tehama Forest Road 29N22 2.4 mi W of Hwy. 89, ca. 3 mi S of the SW corner of Lassen Volcanic National Park. 1780 Comment
  CHSC68797  Pellaea brachyptera Vernon Oswald; Lowell Ahart 1997-6-10 8567 Tehama Between Paskenta and Covelo on Forest Road 24N02 between Government Flat and Wells Cabin campgrounds, 2.0 mi south of M2. 1828 Comment
  JEPS13521  Pellaea brachyptera Rimo Bacigalupi with G. T. Robbins, K. Wagnon, and D. Barbe 1955-7-17 5337 Tehama 1.2 mi below and s of Ovenlid (butte) (3/4 mi e of and above Somerset's Meadow) 1889 Comment
  CHSC64335  Pellaea mucronata var. mucronata Vernon H. Oswald; Lowell Ahart 1995-2-22 6494 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station of Hwy. 36, ca. 14 mi ne of Red Bluff. 225 Comment
  CHSC105918  Penstemon anguineus B. Castro; L. P. Janeway 1999-8-23 1034 T Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  HSC74974  Penstemon anguineus J. P. Smith, Thomas W. Nelson 1979-6-24 10194 Tehama Shasta-Trinity National Forest, Rat Trap Gap 1829 Comment
  CHSC108077  Penstemon azureus B. Castro; L. P. Janeway 2000-6-11 1282 Tehama Inner North Coast Ranges. E-facing slope below Raglin Ridge Rd, near the top of Raglin Ridge, above Pepperwood Spring. 899 Comment
  JEPS76641  Penstemon azureus L. R. Heckard 1972-6-18 2984 Tehama n Mt. Tedoc (along Wells Creek); n of Mt. Tedoc, along Wells Creek 1127 Comment
  CHSC68967  Penstemon azureus var. angustissimus Vernon Oswald; Lowell Ahart 1997-7-7 8692 Tehama Forest Route 35 at its junction with forest road 27N06, north of Tomhead Mtn., near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC79081  Penstemon azureus var. azureus L. P. Janeway 2000-6-30 6871 Tehama Inner North Coast Ranges. About 1.3 km north of Round Mountain and about 2.1 km west of Eagle Peak. 1073 Comment
  JEPS101508  Penstemon cinicola Dean W. Taylor 1997-6-25 16090 Tehama open slopes between Forest Road 28N70 and Turner Lake, Lassen National Forest 1920 Comment
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Nov 19 2007
  SFV17873  Penstemon deustus var. suffrutescens J. D. Dilley 1998-7-16 371 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  JEPS97442  Penstemon heterophyllus subsp. purdyi Vernon H. Oswald and L. Ahart 1995-7-12 6997 Tehama T29N R9W NW1/4 Sec. 34, 3120 ft, Inner North Coast Ranges, Chaparral, serpentine-derived soil. W of Red Bluff and S of Platina on Forest Route 45 (Tedoc Mtn. Rd.), 3.2 mi S of Hwy. 36. Herbaceous perennial growing on a roadside bank. 950 Comment
  NY601723  Penstemon heterophyllus var. heterophyllus G. D. Barbe 1955-7-17 202 Tehama On the county road to Oven Lid at the sign, "Sommerset (sic) 3/4". South Yolla Bolly region. 1889.8 Comment
  CHSC83688  Penstemon neotericus L. P. Janeway 2001-6-24 7225 Tehama High Cascade Range. On Monterey Point ridge 0.2 km southwest of Road 29N48, about 4.0 km southwest of Turner Mountain. Southwest trending ridgetop. 1676 Comment
  UC423670  Penstemon neotericus David D. Keck 1930-7-24 960 Tehama 5 mi e Mineral; Sierra Nevada, e of Mineral 1525 Comment
  CHSC28161  Penstemon newberryi J. D. Jokerst 1979-7-16 289 Tehama S. of Forest Service trail 3E12. 1.0 mile W. of trail head. Comment
  RSA66672  Penstemon newberryi subsp. berryi Philip A. Munz 1951-7-26 16933 Tehama North slope of South Yolla Bolly Pk. 2348 Comment
  CHSC61680  Penstemon purpusii Vernon H. Oswald; Lowell Ahart 1993-9-2 5916 Tehama Ridge running E from Mt. Linn, South Yolla Bolly Mtns., ca 20 mi (air) NW of Paskenta. 2438 Comment
  UC54618  Penstemon rydbergii var. oreocharis H. M. Hall and E. B. Babcock July 1-2, 1903 4332 Tehama near Morgan (Mill Creek Canyon); Mount Lassen 1524 Comment
  CHSC66466  Pentagramma triangularis subsp. triangularis Vernon H. Oswald; Lowell Ahart 1996-5-20 7578 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC92909  Perideridia gairdneri D. Isle; Mike VanDame, Vicki Stoll, Jesse Rosenquist 1999-8-11 1409 Tehama Mendocino National Forest-- North Coast Ranges, Thomes Creek Watershed. Slanes Flat meadow east of cabin. 1642 Comment
  JEPS102883  Perideridia kelloggii Lowell Ahart 2001-6-14 8819 Tehama Near a small wash, burned area on the W side of road M2, ca 7.5 miles W of Paskenta. 579 Comment
  CHSC48662  Persicaria amphibia Vernon Oswald 1984-7-16 1594 Tehama W end of Wilson Lake located ca. 8 mi e of Mineral. 1609 Comment
  HSC17490  Persicaria amphibia Larry Berti 1968-11-22 Tehama Edge of the first pond past the Radar Base, Red Bluff Comment
  HSC95422  Persicaria lapathifolia L. Ahart, John Dittes 2003-9-17 10590 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  CHSC66204  Persicaria maculosa Vernon H. Oswald; Lowell Ahart 1996-6-3 7723 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC66883  Persicaria punctata Vernon H. Oswald; Lowell Ahart 1996-9-4 8257 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing in moist soil along Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  CHSC68934  Petasites frigidus var. palmatus Vernon Oswald; Lowell Ahart 1997-7-7 8693 Tehama Forest Route 35 at Cedar Creek near the northeast corner of the Yolla Bolly-Middle Eel Wilderness. 1066 Comment
  CHSC40715  Petrorhagia dubia Pauleen Broyles 1982-4-15 420 Tehama The Nature Conservancy Vina Plains Preserve. 63 Comment
  CHSC76048  Petrorhagia dubia G. F. Hrusa; J. Hart 1998-5-10 14431 Tehama Northern Sacramento Valley. Among pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area +/- 1/2 mi. W of Paskenta Rd. 90 Comment
  JEPS88305  Petrorhagia dubia Vernon H. Oswald and Lowell Ahart 1996-5-20 7611 Tehama BLM parcel along Hwy. 36 n.e. Red Bluff (in flood channel along Paynes Creek); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 158 Comment
  UCD35950  Petrorhagia dubia Beecher Crampton 1953-4-29 1166 Tehama 4 miles south of Dales. Comment
  CDA3411  Petrorhagia dubia G. D. Barbe 1985-4-5 4208 Tehama Reed Creek west of Red Bluff. Comment
  OBI77899  Petrorhagia dubia A. Lison, M. Blumler 1987-4-24 654 -10 Tehama hwy 36 between Dales and Paynes Crk; 4-5 mi SW of Dales Comment
  CHSC70891  Phacelia distans Vernon Oswald; Lowell Ahart 1998-4-27 8970 Tehama Pettyjohn R d. 0.9 mi west of its junction with Weemasoul Rd., west of Red Bluff and southeast of Platina. 597 Comment
  JEPS94155  Phacelia distans Vernon Oswald and Lowell Ahart 1998-4-27 8970 Tehama w. of Red Bluff and s.e. of Platina (Pettyjohn Rd. 0.9 mi. w. of its junction w/ Weemasoul Rd.) 597 Comment
  JEPS2010  Phacelia distans W. L. Jepson 1899-4-27 21015 Tehama not far from Tom's Head (but down in the foothills, w Tehama Co.); Wimmeshaw Comment
  CHSC32160  Phacelia egena James Jokerst 1980-8-22 1103 Tehama Near Mt. Linn. Comment
  CHSC64626  Phacelia egena Vernon H. Oswald; Lowell Ahart 1995-4-17 6674 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Common on an outcropping of basalt bordering Manton Rd. e of the Old Hwy. Pool. 213 Comment
  CHSC68585  Phacelia egena Vernon H. Oswald; Lowell Ahart 1997-5-14 8442 Tehama Between Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 28N29) 11 mi south of Plum Creek Rd., 1.5 mi west of the bridge on the South Fork Antelope Creek. 975 Comment
  JEPS2171  Phacelia egena W. L. Jepson 1934-5-4 16627 Tehama 2 mi e Andrews road sta.; Big Antelope Creek Comment
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Jul 16 2009
  JEPS94332  Phacelia egena Vernon H. Oswald and Lowell Ahart 1997-5-14 8442 Tehama 1.5 mi w of the bridge on the South Fork Antelope Creek (between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29) 11 mi s of Plum Creek Road); Ponderosa Way 975 Comment
  POM305333  Phacelia egena Henry J. Ramsey, Henry J. Ramsey 1938-8-1 685 Tehama Mineral King [written on specimen: Mineral? Not Mineral King of Tulare Co. - Heckard]. Comment
  CHSC60362  Phacelia mutabilis Mary Ann Showers 1992-6-26 2574 Tehama Lassen Volcanic National Park. Rocky, hydrothermally altered area on ridge east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  CHSC89849  Phacelia purpusii L. P. Janeway; B. Castro 2004-5-30 8125 Tehama High Cascade Range. Slope above unnamed tributary from south into Deer Creek; 33 m above Road 27N08 (road from Hwy 32 across Deer Creek toward Onion Butte), 2.3 road km east of major hairpin turn where road starts dropping into the canyon. East-northeast facing steep area. 1000 Comment
  JEPS101532  Phacelia purpusii Dean W. Taylor 1997-6-6 16026 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  JEPS112911  Phacelia purpusii Dean W. Taylor 1997-6-6 16025 Tehama Campbell Ridge; along road from Campbellville to Baccalla Cabin; on north-side of ridge in Sulphur Creek drainage, about 50 ft below rim 1066 Comment
  CHSC105996  Phacelia tanacetifolia B. Castro; L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 km northwest of Black Rock; south-facing slope overlooking Mill Creek. At and near mapped spring. 877 Comment
  JEPS118629  Phacelia tanacetifolia B. Castro, L. P. Janeway 2000-4-22 1095 Tehama High Cascade Range. Along USFS Rd 28N29/Ponderosa Way 0.5 mi northwest of Black Rock; south-facing slope overlooking Mill Creek. Barkley Mountain 7.5' quad. Comment
  RSA153473  Phacelia tanacetifolia I. L. Wiggins 1925-3-26 1540 Tehama Above the gorge on Mill Creek. Comment
  UCD88802  Phalaris caroliniana P. B. Kennedy 1928-5-7 s.n. Tehama 9 miles from Red Bluff. F. Lessiere Ranch. Comment
  JEPS49592  Philadelphus lewisii W. L. Jepson 1927-6-24 12344 Tehama Payne Creek 304 Comment
  CAS-BOT-BC250859  Phleum pratense John Thomas Howell 1960-8-18 36092 Tehama Lassen Volcanic National Park. Sulphur Works Checking Station 2011 Comment
  JEPS11974  Phlox speciosa subsp. occidentalis Rimo Bacigalupi with G. T. Robbins 1954-6-26 4635 Tehama 2.8 mi n Mendocino Pass (near Low Gap Ranger Station); Mendocino National Forest 1859 Comment
  RSA93038  Phlox speciosa subsp. occidentalis Milo S. Baker, H. K. Wagnon 1953-6-21 12771 Tehama West of Paskenta at Whiskey Saddle. 1449 Comment
  SD211703  Phoradendron leucarpum subsp. tomentosum Barbara Ertter, Brad Olson 1991-7-6 10443 Tehama Ball Rock-Toomes Camp Road at Trough Ridge junction, 18.8 miles from Paskenta, ca. 28 airmiles west of Corning. 1524 Comment
  CHSC88570  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High North Coast Ranges. Along Road 28N36 1.1 km west-southwest of Tedoc Gap; along a minor tributary of South Fork Beegum Creek. 1340 Comment
  RSA700226  Phoradendron libocedri L. P. Janeway 2001-6-10 7144 Tehama High N Coast Ranges along road 28N36 1.1 km WSW of Tedoc Gap, along a minor tributary of S Fork Beegum Creek. 1340 Comment
  HSC15922  Phoradendron serotinum subsp. tomentosum L. T. Gault 1964-3-23 6 Tehama S Center St., Los Molinos Comment
  JEPS106207  Phyla nodiflora var. rosea Lowell Ahart 2004-6-28 11143 Tehama Gravel bar on the south side of Thomes Creek, about 1/4 mile east of Paskenta 213 Comment
  RSA739805  Physalis lancifolia John Dittes, Josephine Guardino 2008-10-8 1545 Tehama Northern Sacramento Valley, E bank of Sacramento River at Southern edge of Mill Creek confluence 63 Comment
  CAS-BOT-BC78210  Pinus albicaulis John Thomas Howell 1960-8-19 36189 Tehama Summit ridge, Brokoff Mt. 2804 Comment
  SEINET12514757  Pinus monticola D. A. Charlet, R. Tausch 1995-9-28 2216 Tehama Yolla Bolly Mountains, North Yolla Bolly Peak. south face 2073 Comment
  UC401402  Pinus monticola W. P. Taylor 1913-8-11 Tehama 2 mi s of s Yolla Bolly Mt. Comment
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Jul 5 2009
  CHSC88965  Pinus ponderosa A. Peterson 2003-4-10 29 Tehama Hwy 36 east of Red Bluff. Jct. with Ponderosa Way. 1219 Comment
  HSC1535  Pinus ponderosa S. J. Hawks 1965-5-8 51 Tehama 5 mi. W of Mineral on Hwy. 36 Comment
  CHSC81444  Pinus sabiniana Petra M. Lee 2000-4-5 Tehama Northern California. Wurlitzer Ranch on Barber Road. 152 Comment
  CHSC88811  Pinus sabiniana A. Peterson 2003-4-10 32 Tehama Hwy 36 east of Red Bluff. Between Paynes Creek and Lassen Lodge. UTM: 598060E 4466650N. 749 Comment
  JEPS96839  Piperia elegans Dean W. Taylor 1972-6-17 1516 Tehama Tedoc Mountain summit, 1371 Comment
  CDA15416  Plagiobothrys acanthocarpus G. F. Hrusa, J. Hart 1998-5-1 14429 Tehama Sacramento Valley; on ridge approx. 1/2 mi. S of Coyote Creek, Coyote Creek Conservation Area, approx. 1/4 mi. W of Paskenta Rd. Comment
  CHSC28995  Plagiobothrys austiniae J. D. Jokerst 1979-4-12 202 Tehama W. of telephone installation, N. of Hogsback Rd., 4.2 mi. E. of Hwy. 99. Comment
  CHSC40689  Plagiobothrys austiniae Pauleen Broyles 1982-4-8 369 A Tehama The Nature Conservancy Vina Plains Preserve. Ca 50 m south of Lassen Road and 50 m west of internal fence. 67 Comment
  CHSC65720  Plagiobothrys austiniae Vernon H. Oswald; Lowell Ahart 1996-4-3 7282 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. (Collected along the intermittent stream just E of the dirt lane along the W side of the parcel). 103 Comment
  UCD18754  Plagiobothrys austiniae Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-12 47 Tehama 2.5 mi. east along Lassen Rd. from intersection of Hwy 99, north of Lassen Rd. 2 mi., Foor Ranch site, pool # FOR001, UTMs: 10S0589844; 4421902. Comment
  CHSC118454  Plagiobothrys canescens Richard R. Halse 2016-3-19 9646 Tehama Along Newville Road ca. 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir near spillway to Stony Creek. 113 Comment
  SEINET13752231 Image available Plagiobothrys canescens Richard R. Halse 2015-1 9326 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC64510  Plagiobothrys fulvus Vernon H. Oswald; Lowell Ahart 1995-4-3 6571 Tehama Cascade Range Foothills. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. In upland near the w boundary between the northern cluster of pools and the unimproved crossing the reserve just to the south. 207 Comment
  JEPS113128  Plagiobothrys fulvus Lowell Ahart, John Dittes, Josephine Guardino 2007-4-3 13616 Tehama On the east bank of Brush Creek (a north branch), about 4 miles (air) northeast of the intersection of Highway 99 East and Vina Road, about 7 miles (air) southeast of Los Molinos 112 Comment
  UCD21097  Plagiobothrys fulvus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 273 Tehama Thomes Creek Ecological Reserve. As the crow flies, 6 miles NW of the town of Corning. Pool # THO002. Comment
  CHSC3931  Plagiobothrys fulvus var. campestris D. F. Johnson 1967-3-9 5 Tehama 100 yds. north of Johnson Rd. ca. 10 mi. west of Red Bluff. 170 Comment
  CHSC40691  Plagiobothrys fulvus var. campestris Pauleen Broyles 1982-4-12 382 Tehama The Nature Conservancy Vina Plains Preserve. Ca 300 m nw of jct. Hwy 99 and access road. 63 Comment
  CHSC64509  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1995-4-3 6562 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Along the unimproved road and the airstrip sw of the Old Hwy. Pool. 216 Comment
  CHSC65721  Plagiobothrys greenei Vernon H. Oswald; Lowell Ahart 1996-4-3 7283 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. Along N side of the intermittent stream just E of the dirt lane along the W side of the parcel. 103 Comment
  CHSC67184  Plagiobothrys greenei James D. Jokerst 1980-4-13 576 Tehama Wurlitzer Ranch ca. 0.25 mi N of Bell Ranch. In drainage. Comment
  JEPS61011  Plagiobothrys greenei W. L. Jepson 1932-5-9 16364 Tehama 3-4 mi ne Red Bluff (near Seven-mile creek) 137 Comment
  RSA502358  Plagiobothrys greenei Wm. Taylor, Rexford E. Palmer 1987-4-23 8935 Tehama Oat Creek, 0.3 miles west from Paskenta Road 149 Comment
  CHSC94207  Plagiobothrys hispidulus Lowell Ahart 2006-7-11 12949 Tehama On the high east bank of Colby Creek, about 50 yards north of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1518 Comment
  UCD21096  Plagiobothrys leptocladus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-17 272 Tehama Thomes Creek Ecological Reserve. Approximately 6 miles NW of the town of Corning. Located 200 meters N of a intermittent drainage. Pool # THO003. UTMs: 10S0564312; 4427009. Comment
  JEPS68103  Plagiobothrys nothofulvus Virginia Bailey 1938-4-16 Tehama on Paskenta-Covelo road 6 mi w Paskenta Comment
  RSA726485  Plagiobothrys nothofulvus L. Ahart 2007-5-8 13717 Tehama About 5.3 miles west of the intersection of Cannon Road and Reeds Creek Road, abotu 21 miles (air) west of Red Bluff. 305 Comment
  CHSC54000  Plagiobothrys scriptus Vernon H. Oswald; Lowell Ahart 1991-5-9 4549 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the large pond at the entrance kiosk. 112 Comment
  CHSC65928  Plagiobothrys shastensis Vernon H. Oswald; Lowell Ahart 1996-4-15 7381 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd. NW of Corning. On the N side of the intermittent stream ca. 0.3 mi E of the lane. 100 Comment
  JEPS127052  Plagiobothrys shastensis Lowell Ahart, John Dittes 2016-4-29 20820 Tehama About 5/8 mile southwest of the fish ladder on Deer Creek, about 0.3 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 5/8 miles by trail to Highway 32. Comment
  CHSC107255  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2011-6-9 17433 Tehama Rio De Los Molinos Land Grant. About 100 yards south of the fence, 1.6 miles (air) east of Highway 99, 2.4 miles (air) north of Vina. Bottom of a large vernal pool, sand dune area. 80 Comment
  CHSC84267  Plagiobothrys stipitatus var. micranthus Lowell Ahart; John Dittes 2003-6-11 10239 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104060  Plagiobothrys stipitatus var. micranthus Lowell Ahart 2003-6-11 10239 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS122047  Plagiobothrys stipitatus var. micranthus Lowell Ahart, John Dittes 2014-5-18 19523 Tehama About 100 yards south of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. Comment
  HSC49713  Plagiobothrys tener J. O. Sawyer, R. J. Cole 1979-5-13 3360 Tehama Lenninger Rd., 1 mi. N of SR 99 and Lassen Rd. jct. Comment
  CHSC76059  Plantago coronopus G. F. Hrusa; J. Hart 1998-5-10 14440 Tehama North Sacramento Valley. Uncommon on moist to drying edges of vernal pools on ridge above Coyote Creek wash, Coyote Creek Conservation Area ~1 mi. W of Paskenta Rd. E end of site. 110 Comment
  SEINET8754017 Image available Plantago coronopus Richard R. Halse 2015-1 9329 Tehama Corning; along Short Drive just west of its intersection with Edith Ave. 80 Comment
  CHSC118635  Plantago erecta Richard R. Halse 2016-3-19 9649 Tehama Along Newville Road ca. 8.2 miles northwest of its junction with Interstate Hwy. 5 at Orland; northeast end of Black Butte Reservoir, near spillway to Stony Creek. 113 Comment
  CHSC55232  Plantago erecta L. P. Janeway 1991-4-11 3888 Tehama Battle Creek Wildlife Area. Tablelands on south side of Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC84307  Plantago lanceolata Lowell Ahart; John Dittes 2003-6-11 10249 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS104329  Plantago lanceolata Lowell Ahart 2003-6-11 10249 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  JEPS29547  Plantago lanceolata John Thomas Howell 1960-8-20 36258 Tehama Morgan 1463 Comment
  JEPS29539  Plantago major John Thomas Howell 1960-8-20 36259 Tehama near Lassen Volcanic National Park (Morgan); Morgan 1463 Comment
  CHSC94329  Platanthera leucostachys Lowell Ahart 2006-7-19 13043 Tehama South side of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows. 1540 Comment
  JEPS110312  Platanthera leucostachys Lowell Ahart 2006-7-19 13043 Tehama South side of a bog, about 50 yards east of the abandoned logging road, about 200 yards northeast of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 1/8 miles (air) northeast of Butte Meadows 1540 Comment
  HSC39191  Platanthera sparsiflora Gary S. Lester, J. G. Dickson, Kathy Morter, Jeff Witcosky 1973-6-30 42 Tehama Yolla Bolly Wilderness Area, Barker Camp at NE boundary 2104 Comment
  UCD139024  Platanthera sparsiflora Kenneth D. Stewart 1965-7-15 s.n. Tehama ca. 2 miles south of junction od State Highways 32 and 36. Comment
  CHSC65702  Platanus acerifolia Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7261 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. Flood plain of Paynes Creek in the NE corner of the parcel 152 Comment
  JEPS88413  Platanus racemosa Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7261 Tehama BLM parcel along Hwy 36 ne Red Bluff (ne corner of parcel); Cascade Range Foothills, Hog Lake Plateau, flood plain of Pa 152 Comment
  CHSC9272  Platystemon californicus D. C. Burns 1971-4-4 124 Tehama Abundant on n side of Wildcat rd., ca. 1.5 mi n of the intersection of Wildcat rd. and County rd. #A-6, this intersection is ca. 9 mi n of State highway 36 and county rd. # A-6. 365 Comment
  CHSC24926  Plectritis ciliosa R. Leverton 1974-3-12 Tehama Ca. 5 mi n of Los Molinos on Hwy 99, ca. 50 yds. se of road in dry creek bed. 76 Comment
  CHSC55290  Plectritis ciliosa subsp. insignis L. P. Janeway 1991-4-11 3889 Tehama Battle Creek, ca 1 1/2 mi east of the Sacramento River. 167 Comment
  CHSC65708  Plectritis ciliosa subsp. insignis Vernon H. Oswald; Lowell Ahart, Joe Molter 1996-3-25 7268 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. NE corner of the plateau. On the S side of Paynes Creek. 213 Comment
  CHSC57527  Plectritis macrocera B. G. Clark 1987-4-6 16 Tehama South side of Hogsback Rd 3.8 mi east of Hwy 99. Approx 4 mi east of Red Bluff on Hwy 99 and 1 mi east of Hwy 36 jct with 99. 243 Comment
  HSC1834  Plectritis macrocera Larry Berti 1969-3-19 30 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, from the dam to 3 mi. upstream from the dam. 213 Comment
  UCD80693  Pleuricospora fimbriolata CNPS SN Foothill Team 2005-6-28 SNNR 0510 Tehama USFS Lassen National Forest. 1044 Comment
  CHSC41063  Poa annua Pauleen Broyles 1982-3-25 353 Tehama The Nature Conservancy Vina Plains Preserve. Just s of Lassen Road. 70 Comment
  CHSC87361  Poa annua Lowell Ahart 2004-4-29 10784 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  UCD90262  Poa bolanderi A. A. Beetle 1941-6-30 2850 Tehama near Manton. 609 Comment
  CHSC54026  Poa bulbosa Vernon H. Oswald 1991-4-3 4484 Tehama Paynes Creek about 1000 ft upstream from the Sacramento River, in the Paynes Creek Recreation Area located ca. 6 mi north-northeast of Red Bluff. 88 Comment
  UCD149779  Poa palustris William Anderson 1965-8-7 s.n. Tehama Deer Creek. Hyw. 32. Comment
  LA37862  Poa pratensis J. M. Tucker; L. K. Mann 1959-7-18 3534 Tehama South Yolla Bolly Mountain 1920 Comment
  UC149651  Poa pratensis subsp. pratensis H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4344 Tehama near Morgan (Mill Creek Canyon); Mt Lassen 1524 Comment
  CHSC102313  Poa secunda subsp. secunda L. P. Janeway; B. Castro 2009-4-25 9781 Tehama Cascade Range Foothills. Tehama Wildlife Area; northwest-facing slope above Little Antelope Creek; along Powerline Road 0.5 km northeast of Rock Wall. 564 Comment
  CHSC41065  Poa secunda subsp. secunda Pauleen Broyles 1982-4-23 440 Tehama The Nature Conservancy Vina Plains Preserve. In a hogwallow ca 1 km s of Lassen Road. 70 Comment
  CHSC8247  Poa secunda subsp. secunda D. McClain 1969-4-25 51 Tehama 10 yds. w. of Highway 36, 10 mi. w. of Red Bluff. 70 Comment
  CHSC88548  Poa secunda subsp. secunda Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  CAS-BOT-BC244268  Podagrostis humilis George W. Gillett 1957-8-18 1098 Tehama Lassen Volcanic National Park. Lower portion of Brokeoff Mountain trail, from Sulphur Works checking station up 0.25 mile to stream crossing near extensive talus formation 2103 Comment
  CHSC80014  Pogogyne zizyphoroides B. Castro; L. P. Janeway 2000-5-11 1169 Tehama Vicinity of Orland and Black Butte Lake. 88 Comment
  CHSC63217  Polanisia dodecandra subsp. trachysperma Lowell Ahart 1994-7-24 7508 Tehama On the north side of Humboldt road, west of the bridge across Butte Creek, east of the intersection of Skyway (Bull Hill Road) and Humboldt Road, Butte Meadows. 1325 Comment
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Nov 18 2007
  CDA25325  Polanisia dodecandra subsp. trachysperma H. Metcalf, Gordon 1970-6-1 Tehama William Keeler Ranch, Foothill Road, Antelope. 0 Comment
  UCD116379  Polanisia dodecandra subsp. trachysperma T. C. Fuller 1970-6-18 19735 Tehama Antelope Creek, 6 miles W of Red Bluff. Comment
  UC923126  Polemonium californicum Freed W. Hoffman 1950-7-4 3345 Tehama trail to North Yolla Bolly from White Rock Guard Station (near Trinity-Tehama county border); trail to North Yolla Bolly fr White Rock Guard Station Comment
  CHSC102802  Polygonum arenastrum Lowell Ahart; John Dittes, Josephine Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak. 1493 Comment
  JEPS115382  Polygonum arenastrum Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16321 Tehama About 100 yards east of Forest Service Road 29N25A, Childs Meadows, about 2,600 feet south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mill Creek, 9.1 miles (air) south of Lassen Peak 1493 Comment
  CHSC77364  Polygonum aviculare L. P. Janeway; B. Castro, Jenny Marr, Caroline Warren 1999-8-11 6517 Tehama Vicinity of South Fork Cottonwood Creek. In river gravels and sand of high gravel bar. 335 Comment
  JEPS96725  Polygonum bidwelliae Dean W. Taylor 1997-5-30 16015 Tehama Highway 36 about 6 miles East of Paynes Creek; on flank near summit of broad hill 3090 located about 2 miles East of the junction with Ponderosa Way 929 Comment
  RSA67172  Polygonum bistortoides P. A. Munz 1951-7-25 16841 Tehama Near base of South Yolla Bolly Mountains: Square Lake. 2149 Comment
  JEPS97311  Polygonum californicum Vernon H. Oswald and L. Ahart 1995-6-13 6844 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 720 ft, Cascade Range Foothills, stony Tuscan loam. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff 219 Comment
  SEINET7073575 Image available Polygonum californicum A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  JEPS127111  Polygonum douglasii Lowell Ahart, John Dittes, Josephine Guardino 2016-9-21 21362 Tehama About 50 yards south of Buff Falls, about 1 mile south of Lassen Volcanic National Park, about 2 1/2 miles (air) north of Morgan Mountain, Comment
  SEINET11938911  Polygonum douglasii F. W. Hoffman 1947-1 1592 Tehama Government Flat, SW Tehama Co 797 Comment
  CHSC43713  Polygonum douglasii subsp. douglasii Vernon Oswald 1984-7-16 1580 Tehama N side of Hwy 36, 0.4 mi s-e of Wilson Lake Rd. In a mountain meadow. 1475 Comment
  UC1607542  Polygonum douglasii subsp. douglasii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  JEPS87930  Polygonum douglasii subsp. johnstonii Barbara Ertter, Brad Olson 1991-7-6 10400 Tehama ca 1 mi s Ball Rock (1 mi se of Cold Spring Forest Station, ca 30 air mi w of Corning); Rocky Cabin meadow 1889 Comment
  JEPS117396  Polygonum douglasii subsp. spergulariiforme Lowell Ahart, John Dittes 2010-10-4 17273 Tehama Open dry meadow, about 50 yards south of the dry pond, Childs Meadows, 1.2 miles (air) southeast of the intersection of Highway 36 and USFS Road 24N25, 1.93 miles (air) northeast of the town of Millcreek, 2.9 miles (air) west of Wilson Lake 1475 Comment
  UC127341  Polygonum douglasii subsp. spergulariiforme H. M. Hall and E. B. Babcock Jul 1 1903-Jul 2 1903 4336 Tehama near Morgan; Mount Lassen, Mill Creek Canyon 1524 Comment
  CAS-BOT-BC418577  Polygonum minimum John Thomas Howell 1960-8-23 36466 Tehama Lassen Volcanic National Park. Lassen Loop 1/2 mile se. of Sulphur Works 2133 Comment
  JEPS76638  Polygonum polygaloides subsp. confertiflorum L. R. Heckard 1972-6-18 2988 Tehama sw of Tedoc Mountain 1371 Comment
  UC936221  Polygonum polygaloides subsp. kelloggii Helen K. Sharsmith 1951-7-11 4014 Tehama Covelo-Paskenta road 0.3 mi beyond Anthony Peak road junction (just within w boundary of Tehama Co.); Inner North Coast Ranges, Mendocino National Forest 1524 Comment
  UC1607639  Polygonum punctatum Barbara Ertter 1993-11-8 12305 Tehama e side of river e Corning; Sacramento River, Tehama County River Park Comment
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Jul 16 2009
  CHSC113341  Polypogon interruptus Lowell Ahart; John Dittes 2014-5-18 19515 Tehama East bank of a large canal, on the south side of the bridge, about 1 1/2 miles east of the end of Lyon Cattle Road, about 3 1/2 miles (air) northeast of Los Molinos. 99 Comment
  CHSC66065  Polypogon interruptus Vernon H. Oswald; Lowell Ahart 1996-5-6 7520 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Along Paynes Creek at this location. 124 Comment
  SEINET11689131  Polypogon maritimus Unknown 1982-1 700 Tehama The Nature Conservancy Vina Plains Preserve 66 Comment
  CDA2344  Polypogon monspeliensis L. Ahart, J. Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. Comment
  CHSC84304  Polypogon monspeliensis Lowell Ahart; John Dittes 2003-6-11 10278 Tehama On the west side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  JEPS102670  Polypogon monspeliensis Lowell Ahart 2001-6-8 8804 Tehama On the west side of road M2, about 9 miles west of Paskenta. 792 Comment
  JEPS68990  Polystichum G. L. Stebbins 1972-8-18 Tehama w slope Little Red Mt. 1402 Comment
  CHSC60291  Polystichum imbricans Mary Ann Showers 1992-6-26 2587 b Tehama Along West Sulphur Creek east of Sulphur Works Entrance Station. Lassen Volcanic National Park. 1828 Comment
  CHSC63214  Polystichum imbricans Lowell Ahart 1994-7-24 7525 Tehama About 2.3 miles (by road) north-west of Willow Creek, about 2 1/2 (air) miles north of Cherry Hill. 1676 Comment
  JEPS76654  Polystichum scopulinum L. R. Heckard 1972-1-17 2970 Tehama w. slope Tedoc Mt. 1310 Comment
  CHSC75403  Populus fremontii Ben Myhre 1997-3-14 10 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  HSC19886  Populus fremontii subsp. fremontii Dolores Gault 1964-3-23 10 Tehama Dry Creek, 0.25 mi. E of Hwy. 99 Comment
  JEPS5267  Porterella carnosula Jos. Grinnell 1928-6-30 Tehama Dry lake bed on Viola road near Pine Flat; near Pine Flat 1889 Comment
  CHSC112577  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama On the bottom of Burris Creek, strand of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  JEPS120790  Portulaca oleracea Lowell Ahart 2013-9-17 19044 Tehama Silt on the bottom of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  CDA43424  Potamogeton berchtoldii Loren Gehrung 2015-6-8 PDR# 520 P06087315 Tehama McCoy Road, Red Bluff. 0 Comment
  CHSC117730  Potamogeton crispus Lowell Ahart; John Dittes 2016-8-25 21296 Tehama In the Sacramento River, about 200 yards east of the parking area, Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. 117 Comment
  JEPS127224  Potamogeton crispus Lowell Ahart, John Dittes 2016-8-25 21296 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  RSA518665  Potamogeton crispus L. R. Heckard, Peter Rubtzoff 1971-7-31 2681 Tehama In shallow water of lagoon off the Sacramento River just northeast of Red Bluff. Comment
  CAS-BOT-BC267178  Potamogeton foliosus D. Showers 1980-7-19 DS 4380 Tehama 0.25 mile S of WIndy Point, Diamond Peak, Lassen Volcanic National Park 2072 Comment
  RSA754867  Potamogeton natans Lowell Ahart, Josephine Guardino 2009-9-6 16361 Tehama On the E side of Gurnsey Creek, meadow about 3/4 mile SW of the intersection of Highway 36 and Paynes Creek Road, about 6.5 air miles SE of Mineral. 1479 Comment
  CHSC55583  Potentilla glandulosa Steven Triano 1988-4-17 61 Tehama Along e side of Hwy. 32, ca 14.7 mi n of Forest Ranch. 1075 Comment
  RSA123701  Potentilla glandulosa G. D. Barbe 1955-7-16 180 Tehama On the E ridge leading to the summit of S Yolla Bolly (Mt. Linn) 2287 Comment
  CHSC44230  Potentilla glandulosa subsp. ashlandica Vernon Oswald 1988-6-27 3533 Tehama Trail between Ides Cove Trailhead and 25N16 along the e side of the Yolla Bolly-Middle Eel Wilderness w of Paskenta. 2133 Comment
  RSA739756  Potentilla glandulosa subsp. ashlandica John Dittes, Josephine Guardino, L. Ahart 2003-8-23 794 Tehama High N Coast Range, Yolla Bolly Middle Eel Wilderness, S Yolla Bolly Mtns, N slope of Mt. Linn, N edge of Square Lake. 2136 Comment
  CAS-BOT-BC540583  Potentilla gracilis var. fastigiata Ethel Crum 1937-8-7 1954 Tehama 1.6 miles northwest of Mineral Summit 1463 Comment
  CHSC57830  Potentilla millefolia Vernon H. Oswald 1992-4-14 4898 Tehama Deer Creek Meadow bordering Hwy. 32 just N of Gurnsey Creek Bridge. On W side of road. 1386 Comment
  UC1052194  Prunus emarginata K. D. Gowans 1954-8-23 10 Tehama 1 mi s of Turner Mountain (Lassen National Forest, Quadrangle 33-A-3); Lassen National Forest 1828 Comment
  UC1949187  Prunus emarginata Barbara Ertter with Brad Olson 1991-7-6 10354 Tehama Rocky Cabin meadow ca 1 mi S of Ball Rock, 1 mi SE of Cold Spring Forest Station, ca 30 airmiles W of Corning Comment
  CHSC55585  Prunus subcordata Steven Triano 1988-4-17 63 Tehama Along n side of Hwy. 32, 28.4 mi n of Forest Ranch. 1048 Comment
  CHSC77307  Pseudognaphalium stramineum L. P. Janeway; B. Castro 1999-6-24 6478 Tehama Along the creeklet in Long Gulch southwest of South Fork Cottonwood Creek. At base of slope. 341 Comment
  CHSC90405  Pseudostellaria jamesiana Niall McCarten; Roxanne Bittman 1986-6-16 5422 Tehama Mendocino National Forest--North Coast Ranges. Thomes Creek Watershed. NE side Rd. 25N01. 1828 Comment
  UC1299488  Pseudostellaria jamesiana Freed W. Hoffman 1947-6-23 1684 Tehama Government Flat North Coast Ranges, Government Flat (western Tehama County) 796 Comment
  UCSB8946  Pseudotsuga menziesii Wilken, Dieter; Haller, John; Langford, A. 1968-9-10 Tehama Along road betwen paskenta and South Yolla Bolly Pk. (Mt. Linn), 13 miles northwest of Paskenta 1188 Comment
  JEPS81736  Psilocarphus brevissimus Rimo Bacigalupi with Drs. Herbert and Lucille Mason Apr 22 1958-Apr 23 1958 6287 Tehama about 2 mi w Kirkwood (lower portion of plains, about one-half mi w of U.S. Highway 99, about 7 mi s of Corning); Kirkwood Plains 73 Comment
  CAS-BOT-BC361814  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Robin Fallscheer 1993-5-29 4360 Tehama Northeast side of Hwy 99, ca 180 ft southeast of Haille Road; ca 140 ft northeast of road centerline 62 Comment
  CAS-BOT-BC361816  Psilocarphus brevissimus var. brevissimus L. P. Janeway; Heidi West 1993-5-21 4351 Tehama Southwest side of Hwy 99, 0.8 mi southeast of Lassen Road. Within the road right-of-way fence 64 Comment
  CHSC26614  Psilocarphus brevissimus var. brevissimus M. P. Hayes 1978-3-28 134 Tehama Hog-wallow near the Leininger road vernal pool, approx. .8 mi e of Highway 99. 40 Comment
  CHSC64600  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-4-17 6649 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve. 213 Comment
  CHSC64696  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald; Lowell Ahart 1995-5-9 6716 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. On the strand of Pool 20. 213 Comment
  JEPS16182  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi, Arthur Holmgren 1950-4-24 3131 Tehama 8 mi ne Flourney (along Paskenta Road, western Tehama County) Comment
  JEPS97394  Psilocarphus brevissimus var. brevissimus Vernon H. Oswald and L. Ahart 1995-4-17 6649 Tehama Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff. Between Dales Lake and the w boundary of the reserve 213 Comment
  SEINET7073579  Psilocarphus oregonus A. G. Vestal 1955-5-19 s.n. Tehama About 10.7 miles west-southwest of Payne Creek and 0.5 miles south on Dales on Route 36. UTM Zone 10, 576092mE, 4461114mN. Coordinate datum: NAD27. Comment
  SEINET11807867  Psilocarphus oregonus Unknown 1982-1 914 Tehama The Nature Conservancy Vina Plains Preserve 63 Comment
  CHSC78814  Psilocarphus tenellus var. tenellus Julie Cunningham; Jenny Marr, Caroline Warren 1998-5-11 Tehama Vicinity of Round Valley Road and Newville Road (Garland Road). 280 Comment
  CHSC87326  Psilocarphus tenellus var. tenellus Lowell Ahart 2004-4-29 10787 Tehama Near a vernal pool, along the Nomalaki Trail, about 1/2 mile northwest of Bowers Creek, about 1 1/4 miles northwest of Forest Road 23N69 (Mud Flat Road), about 7 miles (air) southwest of Paskenta. 571 Comment
  CHSC55278  Ptelea crenulata L. P. Janeway 1991-4-18 3910 Tehama On south side of and above Battle Creek, ca 1 1/2 mi east of the Sacramento River. 137 Comment
  RSA767837  Ptelea crenulata L. Ahart, John Dittes 2010-7-17 16881 Tehama North-aspect on south side of Soap Creek, on the north side of Ponderosa Way, about 4.5 air miles southeast of Manton, about 2.5 air miles north of Highway 36. 773 Comment
  JEPS102793  Pterostegia drymarioides Lowell Ahart 2001-6-8 8811 Tehama On the east side of road M2, about 9 miles west of Paskenta. 777 Comment
  JEPS97492  Pterostegia drymarioides Vernon H. Oswald and L. Ahart 1995-3-19 6540 Tehama T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt substrate. Dales Lake Reserve on w side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  JEPS101606  Pycnanthemum californicum Dean W. Taylor 1997-7-9 16120 Tehama Hammer Place, South Fork Cottonwood Creek; Yolla Bolly Mtns 563 Comment
  HSC70178  Pyrola aphylla Thomas W. Nelson, Jane Nelson, J. P. Smith 1978-7-22 4462 Tehama At jct. of Tedoc Rd. and road to summit of Mt. Tedoc Comment
  CHSC82371  Pyrola asarifolia subsp. asarifolia Lowell Ahart 2002-6-29 9813 Tehama In the northwest part of a meadow, east on the dirt road on the west side of Willow Creek, about 1/8 mile southwest of Colby Mountain Lookout Road where it crosses Willow Creek, about 5 miles (air) northeast of Butte Meadows. 1653 Comment
  SDSU18713  Pyrola picta K. Dixon 1942-7-31 167 Tehama Cascade Creek. 1143 Comment
  CHSC102372  Quercus berberidifolia L. P. Janeway; B. Castro 2009-4-25 9750 Tehama Tehama Wildlife Area; along the Powerline Road near the Shaw Creek Bridge over an un-named northeastern fork of Shaw Creek. 518 Comment
  CDA21858  Quercus chrysolepis G. D. Barbe 1975-10-24 2100 Tehama 1.4 miles north of Highway 36 (Paynes Creek) on Lanes Valley Road. 0 Comment
  CHSC118499  Quercus chrysolepis L. P. Janeway; B. Castro 2016-9-5 12160 Tehama Klamath Ranges. Top of Pony Buck Peak. Top of a rounded knob of a peak. 1705 Comment
  CDA19819  Quercus douglasii P. Akers 2002-5-1 s.n. Tehama Northern California; Hwy 36. 893 Comment
  CHSC117995  Quercus douglasii Cole Younger 2015-4-17 1 Tehama Mulberry Ct. 85 Comment
  UCD45696  Quercus douglasii W. L. Jepson 1929-9-30 15336 Tehama Macum, below Manton, e. Tehama Co. 365 Comment
  CAS-BOT-BC86111  Quercus dumosa C. Hart Merriam 1916-9-11 s.n. Tehama Paskenta Grade Comment
  CHSC32804  Quercus durata James Jokerst 1980-6-18 897 Tehama North Coast Range. Near Mud Flat. 852 Comment
  UCD46162  Quercus garryana var. breweri P. C. Everett; E. K. Balls 1954-10-16 20322 Tehama 5 mi. s. of Government Flat along Tehama-Mendocino CO. line, road from Paskenta to Covelo, Tehama County. 1920 Comment
  UCD46164  Quercus garryana var. semota P. L. Johannses 1936-8-28 1004 Tehama 1/4 mile north of of the junction of Panther and Deer Creeks. 914 Comment
  CHSC68949  Quercus kelloggii Vernon Oswald; Lowell Ahart 1997-7-7 8663 Tehama Near the northeast corner of the Yolla Bolly Wilderness on FR 27N06 (to Tomhead Saddle and Tomhead Pk.) 1.7 mi southwest of its junction with FR 35 (28N35). 1188 Comment
  HSC8309  Quercus wislizeni L. T. Gault 1964-3-23 7 Tehama Near Mill Creek Bridge, 99E Hwy. Comment
  UC54722  Quercus wislizeni W. W. Mackie 1902-10-22 Tehama w of Paskenta Comment
  UCD19574  Quercus wislizeni J. M. Tucker 1964-7-24 3810 Tehama one mile west of Log Springs, road from Covelo to Paskenta, 150 yards south and down the mountain from the road. 1554 Comment
  CHSC53998  Rafinesquia californica Vernon H. Oswald; Lowell Ahart 1991-5-9 4565 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the Sacramento River, just west of the mouth of Paynes Creek. 91 Comment
  POM303616  Raillardiopsis scabrida J. T. Howell 1943-8-8 19174 Tehama Anthony Peak Comment
  UC827598  Ranunculus alismifolius var. alismifolius A. A. Heller 1938-5-21 15096 Tehama meadows s Child's Meadows 1371 Comment
  RSA699524  Ranunculus alismifolius var. hartwegii R. D. Fischer 2004-4-18 139 Tehama Chico, Sierra Nevada, W side of Hwy 32, near jct of county road, 28N88 at Deer Creek Meadows, site just S of Hwy 36 and Hwy 32 jct 1372 Comment
  CAS-BOT-BC380407  Ranunculus alismifolius var. hartwegii Doris Kildale Gillespie 1930-5-10 9309 Tehama Battle Creek Meadow near Mineral Comment
  CHSC57199  Ranunculus alismifolius var. lemmonii Casey Stemler 1990-4-21 20 Tehama Deer Creek meadows; near Hwy 32, 44 mi northeast of Chico. Meadow. 1371 Comment
  CHSC65970  Ranunculus aquatilis var. aquatilis Vernon H. Oswald; Lowell Ahart 1996-4-23 7421 .1 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. In and along the northwest shore of Hog Lake. 263 Comment
  UCD80709  Ranunculus californicus CNPS SN Foothill Team 2006-4-5 SNFN 0337 b Tehama TNC Easement, Denny Ranch. Driving west from Manton Road, just south of Spring Branch Road at the point where the road crosses the stream . 234 Comment
  HSC1746  Ranunculus canus Larry Berti 1969-3-21 51 Tehama N face of Antelope Creek Canyon, 12 mi. E of Red Bluff, 3 mi. upstream from the dam 213 Comment
  JEPS88510  Ranunculus canus Vernon H. Oswald, Lowell Ahart, and Joe Molter 1996-3-25 7259 Tehama BLM parcel along Hwy. 36 ne of Red Bluff (bordering Paynes Creek in ne corner of parcel, Cascade Range Foothills, Hog Lake Plateau); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 152 Comment
  SJSU5596  Ranunculus flammula J. W. Tilden 1960-6-26 Tehama Wilson L. 1524 Comment
  JEPS88892  Ranunculus hebecarpus Vernon H. Oswald and Lowell Ahart 1994-4-6 6082 Tehama on shoreline near E end of Morrison-Bryant Rd.; Black Butte Lake, Burris Creek Arm 144 Comment
  JEPS95681  Ranunculus hebecarpus Vernon H. Oswald and L. Ahart 1995-4-10 6640 Tehama Dales Station on Hwy. 36; ; T29N R2W NW1/4 NE1/4 Sec. 26, 740 ft, Cascade Range Foothills, Blue Oak Woodland, basalt. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 2 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 225 Comment
  UCR265164  Ranunculus hebecarpus Barbara Ertter 1991-5-18 9828 Tehama Rosewood Ranch on Salt Creek c. 17 air miles west-northwest of Red Bluff, c. 1/2 mi south of Hwy 36 along creek 229 Comment
  CHSC56328  Ranunculus occidentalis K. R. Stern 1986-5-21 8261 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  UC1025109  Ranunculus occidentalis Douglas Barbe 1955-7-16 196 Tehama on e ridge to summit of South Yolla Bolly Mt. Linn) (w Tehama Co.) 2255 Comment
  HSC18147  Ranunculus occidentalis var. occidentalis John L. Heywood, D. H. Norris 1968-3-31 1899 Tehama Hwy. 36, 4 mi. E of Shasta Co. line Comment
  RSA90835  Ranunculus occidentalis var. ultramontanus Milo S. Baker, H. K. Wagnon 1953-6-21 12758 Tehama Logging road W of Paskenta at Henderson's Canyon. 1524 Comment
  SEINET198082  Ranunculus occidentalis var. ultramontanus L. Kellogg 1952-7-13 36 Tehama Mendocino National Forest ; Near Ovenlid at start of trail to Square Lake and S Yolla Bolly Mtn N Coast Ranges 1768 Comment
  CAS-BOT-BC55831  Rhamnus C. H. M. s.n. Tehama Mecum Creek, NW of Inskip Hill Comment
  CHSC65971  Rhamnus ilicifolia Vernon H. Oswald; Lowell Ahart 1996-4-23 7420 Tehama Cascade Range Foothills. Hog Lake Platerau. BLM parcel along Hwy. 36 NE of Red Bluff. Twigs from a shrub growing in upland along the W shore of Hog Lake. 265 Comment
  JEPS106305  Rhamnus tomentella subsp. crassifolia Lowell Ahart 2004-6-11 11030 Tehama On the south side of the Nomalaki Trail, about 1/4 mile north of Dead Rabbit Lake, about 1 3/4 miles northwest of Bowers Creek, about 2 1/2 miles northwest of Forest Road 23N69 (Mud Flat Road), about 8 miles (air) southwest of Paskenta 382 Comment
  CHSC86830  Rhamnus tomentella subsp. tomentella Jenny Marr; Heidi West 1998-7-2 Tehama Vicinity of Red Bank Creek and Dry Creek. Along the creek. 274 Comment
  CAS-BOT-BC58155  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  CAS-BOT-BC58156  Rhododendron columbianum Marion Ownbey; Ruth P. Ownbey 1938-7-16 1745 Tehama Near Dry Lake, 7 mi. n. of Mineral on Viola Road. Comment
  CHSC79648  Rhus aromatica L. P. Janeway; B. Castro 2000-4-22 6680 Tehama High Cascade Range. Along Ponderosa Way at turn to South Antelope Campground; north side of South Fork Antelope Creek. 902 Comment
  CAS-BOT-BC92525  Ribes binominatum Rimo Bacigalupi; G. T. Robbins; K. Wagnon; D. Barbe 1955-7-16 5316 Tehama Eastern shoulder of South Yolla Bolly Mountain, about 1 mile east of Mount Linn summit. 2286 Comment
  CAS-BOT-BC168885  Ribes lobbii John Thomas Howell; Alice Eastwood 1941-7-9 9719 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  CHSC105917  Ribes lobbii B. Castro; L. P. Janeway 1999-8-23 1034 U Tehama High North Coast Ranges. Yolla-Bolly Wilderness, ca 1.6 mi ENE of Buck Rock, along USFS Route M2, between Forks Ridge and Short Ridge at Willow Spring. 1737 Comment
  CHSC4580  Ribes nevadense C. Glascock 1965-5-15 410 Tehama Deer Creek Falls. 9.5 mi. ne of intersection of Scout Rd. and Hwy 32. 5.1 mi. ne of Windy Cut Lookout on Hwy. 32. Top of trail to falls. Comment
  CHSC56300  Ribes nevadense K. R. Stern 1986-5-21 8279 Tehama Deer Creek Meadows, 1 mi SE of jct hwys 32 and 36. 1402 Comment
  CHSC57016  Ribes roezlii var. roezlii Steven Triano 1988-4-17 76 Tehama Rocky hillside along s side of Hwy. 32 ca 25 mi n of Forest Ranch. 1060 Comment
  CHSC61383  Ribes roezlii var. roezlii Vernon H. Oswald; Lowell Ahart 1993-8-11 5795 Tehama N end of Spencer Meadow extending into Lassen Volcanic National Park E of Mt. Conard and S of Twin Meadows. 2036 Comment
  CHSC102231  Rigiopappus leptocladus L. P. Janeway; B. Castro 2009-4-25 9777 Tehama Cascade Range Foothills. Tehama Wildlife Area; top of the ridge between Little Antelope Creek and Mill Creek; southern end of Powerline Road at Rock Wall; 1.8 km east-northeast of Dewitt Peak. 640 Comment
  UC1594668  Rigiopappus leptocladus Vernon H. Oswald and Lowell Ahart 1992-4-21 4917 Tehama ca 4.75 mi (air) sse Paynes Creek (Hogsback Rd (Belle Mill Rd or Forest Rd 28N24) 18.6 mi (odometer) e of Hwy 99, 2.0 mi (odometer) e of the power transmission lines) 762 Comment
  RSA719174  Rorippa curvisiliqua L. Ahart 2006-7-19 13040 Tehama About 150 yards NE of where the dirt road crosses Colby Creek, about 2 miles (air) NE of Butte Meadows. 1541 Comment
  CAS-BOT-BC74723  Rorippa curvisiliqua Blanche Clear 1938-7-14 s.n. Tehama South entrance to Lassen Park. Comment
  CHSC77787  Rosa californica B. Castro; L. P. Janeway 1999-6-14 982 Tehama About 21 air miles W of Red Bluff, vicinity of S. Fork Cottonwood Creek. 310 Comment
  RSA0089876  Rosa canina Dean Wm. Taylor 2014-4-23 21473 Tehama Manton Road ca. 2.5 miles west of Manton (approx vicinity 31317-31443 Manton Rd based on Google Earth Street View). 548 Comment
  CAS-BOT-BC148110  Rosa gymnocarpa Alice Eastwood; John Thomas Howell 1941-7-9 9742 Tehama Log Spring Ridge between Log Spring and Government Flat Comment
  JEPS104089  Rosa pisocarpa Lowell Ahart 2003-6-11 10255 Tehama On the w side of Battle Creek, ca 1 mi n of Manton Rd, ca 1 1/2 mi (air) ne of the Colman Power House, ca 5 mi (air) wsw of Darah Springs State Fish Hatchery, ca 10 mi (air) ene of Cottonwood. 153 Comment
  CHSC118393  Rosa pisocarpa Tim Kask 2015-5-6 245 Tehama Antelope Creek, 'McClure Trail'. 10T 0599539/4458231 601 Comment
  JEPS102640  Rosa pisocarpa subsp. ahartii Lowell Ahart 2001-8-28 9181 Tehama Along a small dry stream, on the east side of Highway 32 and SE of the intersection with road 390 - G of Sierra Pacific Industries, about 4 miles by road south of bridge across Deer Creek. 1219 Comment
  RSA93465  Rostraria cristata Milo S. Baker, H. K. Wagnon 1953-5-31 12711 Tehama Logging road west of Paskenta near 5 mi. post. Comment
  JEPS126579  Rubus Lowell Ahart, John Dittes 2016-6-22 21036 Tehama About 30 yards south of the fish ladder on Deer Creek, about 0.9 mile (air) northeast of USFS Road 27N08 Bridge over Deer Creek, about 2 miles by trail to Highway 32. Comment
  SDSU9243  Rubus parviflorus K. Dixon 1942-8-9 186 Tehama Near Butte Meadows. 1280 Comment
  CHSC100924  Rudbeckia occidentalis R. A. Schlising; Marc Hayes 1997-8-6 3200 Tehama Along Highway 32, 7.5 miles northeast of Potato Patch Campground. Comment
  CHSC105232  Rumex crispus Lowell Ahart; John Dittes 2010-7-19 16903 Tehama About 5 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. 432 Comment
  CHSC84299  Rumex salicifolius var. denticulatus Lowell Ahart; John Dittes 2003-6-11 10253 Tehama On the south side of Battle Creek, about 1 mile north of Manton Road, about 1 1/2 miles (air) northeast of the Colman Power House, about 5 miles (air) west-southwest of Darah Springs State Fish Hatchery, about 10 miles (air) east-northeast of Cottonwood. 153 Comment
  CHSC80647  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS102779  Rupertia hallii Lowell Ahart 2001-6-16 8861 Tehama On south side of the dirt road, about 3 miles west of Highway 32, west of Soda Springs Campground, about 4 miles (air) west of Butte Meadows. 1158 Comment
  JEPS21722  Rupertia hallii P. L. Johannsen 1936-8-12 982 Tehama 3/4 mi ne Campbellville; Paynes Cr Quadrangle Comment
  JEPS94015  Rupertia hallii Ann Willyard 1998-8-1 118 Tehama ca. 0.75 mi. n.e. Campbellville (Ponderosa Way, 0.3 road mi. n. of logging spur 280H, Population #3) Comment
  CHSC26715  Sagina apetala M. Hayes 1978-4-8 154 Tehama Around Leininger road vernal pools, approx. .8 mi ne of Hwy 99E on Leininger road. 40 Comment
  CHSC65790  Sagina apetala Vernon H. Oswald; Lowell Ahart 1996-4-8 7322 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the upper flood plain on the E side of Paynes Creek ca. 0.6 mi upstream from its mouth on the Sacramento River. 100 Comment
  JEPS97211  Sagina apetala Vernon H. Oswald and L. Ahart 1995-4-3 6559 Tehama T29N R2W NE1/4 SW1/4 Sec. 26, 710 ft, Cascade Range Foothills, Stony Tuscan Loam over hardpan. Dales Lake Reserve on the W side of Manton Rd. (A6) ca. 1.5 mi n of Dales Station on Hwy. 36, ca. 14 mi ne of Red Bluff 216 Comment
  UCD80214  Sagina apetala CNPS SN Foothill Team 2006-4-5 SNFN 0441 a Tehama Private Wurlitzer Ranch, at the apex of a ridgeline south of Pine Creek. 473 Comment
  JEPS87919  Sagina saginoides Barbara Ertter 1991-9-2 10764 Tehama ca. 16 airmiles e. Covelo (0.5 mi. n. of Wells Cabin Campground on ridge rd., springs at head of Burnt Creek on e. side of Anthony Peak); s.w. Tehama Co., Anthony Peak, Burnt Creek 1889 Comment
  SBBG25914  Sagina saginoides D. Myrick 1966-8-6 1462 Tehama South Yolla Bolly Mtn 2133 Comment
  RSA565100  Sagittaria rigida D. W. Taylor 1992-5-26 12649 Tehama Inks Creek, ca. 1.5 air mile N of Dales Lake, in large stock pond in unnamed south fork Inks Creek. 187 Comment
  CAS-BOT-BC103361  Salix bonplandiana Ira L. Wiggins 1925-3-22 1508 Tehama slopes above the gorge on Mill Creek Comment
  CAS-BOT-BC103362  Salix bonplandiana C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CHSC66207  Salix exigua Vernon H. Oswald; Lowell Ahart 1996-6-3 7687 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 103 Comment
  CHSC9568  Salix exigua E. L. Smith 1971-4-8 942 Tehama Ca. 28 mi n of Chico, on Hwy 99 just acroos Butte Co. line. Comment
  RSA32842  Salix exigua A. A. Heller 1927-5-8 14367 Tehama Near Vina. Comment
  CAS-BOT-BC107905  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 378 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC107907  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  LA208673  Salix geyeriana C. R. Ball; Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 378 Tehama Sierra Nevada, S Fork of Battle Creek, 1.7 km W of Mineral 1500.0 Comment
  SD890  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 372 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SJSU216  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 Tehama S Fork Battle Cr, 1.7km W of Mineral 1524 Comment
  UC481999  Salix geyeriana C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 381 Tehama 1.7 km. n.e. Mineral (S. Fork Battle Creek, on Mt. Lassen Hwy.) 1570 Comment
  CAS-BOT-BC106893  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 679 Tehama Mt. Lassen Highway 8.9 miles from Mineral, Lassen Volcanic National Park 2011 Comment
  CAS-BOT-BC106899  Salix jepsonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 682 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  UC525938  Salix jepsonii C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-24 678 Tehama Mt. Lassen Hwy. 8.9 mi from Mineral; Lassen Volcanic Nat'l Park 2011 Comment
  CHSC77374  Salix laevigata Heidi West; L. P. Janeway 1999-4-20 Tehama Vicinity of Cracker Canyon and South Fork Cottonwood Creek. 304 Comment
  CAS-BOT-BC128071  Salix lasiandra var. lasiandra John Thomas Howell 1960-8-20 36234 Tehama Morgan - near Lassen volcanic National Park 1463 Comment
  CAS-BOT-BC128072  Salix lasiandra var. lasiandra C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-23 650 Tehama Red Bluff Comment
  CHSC115838  Salix lasiandra var. lasiandra Lowell Ahart; John Dittes 2015-8-6 20514 Tehama East of the camping area, west side of Childs Meadow, 0.67 air-miles west of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.21 air-miles southeast of Doe Mt., 10.41 air-miles south of Lassen Peak. 1498 Comment
  JEPS124071  Salix lasiandra var. lasiandra Lowell Ahart, John Dittes 2015-8-5 20444 Tehama East side of Childs Meadow, 30 yards west of Highway 36, 0.69 air-miles northwest of intersection of State Highway 36 and Wilson Lake Road (County Road 769), 1.2 air-miles east of Doe Mountain, 9.77 air-miles south of Lassen Peak. Comment
  CHSC102342  Salix lasiolepis L. P. Janeway 2009-3-28 9690 Tehama Cascade Range Foothills. Tehama Wildlife Area; around a rustic campsite at the Powerline Road ford of Little Grapevine Creek. 462 Comment
  CHSC75405  Salix lasiolepis Ben Myhre 1997-4-14 11 Tehama Dye Creek Preserve, 8 miles north of Los Molinos. About 1/4 mile west of the mouth of Dye Creek Canyon. 106 Comment
  JEPS127145  Salix lasiolepis Lowell Ahart, John Dittes 2016-8-25 21303 Tehama Anderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant. Comment
  CAS-BOT-BC128322  Salix lasiolepis var. lasiolepis P. A. Munz 1951-7-27 16957 Tehama South base of South Yolla Bolly Pk. 2103 Comment
  CAS-BOT-BC124907  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 391 Tehama 15 km. northeast of Mineral; above Lassen Highway 2000 Comment
  CAS-BOT-BC124934  Salix lemmonii C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km. west of Mineral 1500 Comment
  CAS-BOT-BC124938  Salix lemmonii C. R. Ball; Emily Smith; Mrs. H. P. Bracelin 1932-7-24 684 Tehama Mt. Lassen Highway, 0.6 mile north of Sulphur Works Checking Station. Lassen Volcanic National Park 2042 Comment
  POM218988  Salix lemmonii Carleton R. Ball, H. P. Bracelin, Beryl Kautz 1931-5-30 376 Tehama S Fork of Battle Creek. 1.7 km W of Mineral 1500 Comment
  SBBG27355  Salix lemmonii C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-23 680 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  SD951  Salix lemmonii Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-30 374 Tehama South Fork of Battle Creek, 1.7 km west of Mineral 1500 Comment
  SJSU182  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin & Beryl Kautz 1931-5-30 374 Tehama S Fork Battle Cr, 1.7 km W of Mineral 1524 Comment
  SJSU228  Salix lemmonii C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-23 681 Tehama Mt Lassen Hwy, 8 mi NE of Mineral 2042 Comment
  UC481992  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 380 Tehama 1.7 km. n.e. Mineral (on Mt. Lassen Hwy., S. Fork Battle Creek, at Mill Creek stream crossing); S. Fork Battle Creek 1570 Comment
  UC481994  Salix lemmonii C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-30 377 Tehama 1.7 km. w. Mineral (S. Fork Battle Creek); S. Fork Battle Creek 1500 Comment
  RSA0041841  Salix lemmonii Carleton R. Ball, Emily Smith, H. P. Bracelin 1932-7-23 681 Tehama Mt. Lassen Highway. 8 miles NE of Mineral. 2043 Comment
  CHSC117716  Salix melanopsis Lowell Ahart; John Dittes 2016-8-25 21312 Tehama Along the west side of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. 117 Comment
  LA208923  Salix scouleriana C. R. Ball; Emily Smith, Mrs. H. P. Bracelin 1932-7-23 671 Tehama Sierra Nevada, Mt. Lassen hwy, 7.9 mi NE of Mineral 1981 Comment
  UC525949  Salix scouleriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-23 671 Tehama 7.0 mi. n.e. Mineral (Mt. Lassen Hwy., rock slide below waterfall) 1981 Comment
  CAS-BOT-BC129100  Salix scouleriana John Thomas Howell 1960-8-18 36043 Tehama Bluff Falls, near Lassen Volcanic National Park 1981 Comment
  UCD99441  Salsola tragus Geo H. McClough; Tobin, Tobin, S. F. 1922-8-14 s.n. Tehama Los Molinos. Comment
  CHSC31101  Salvia columbariae P. Lynn Lester 1980-3-31 13 Tehama Salt Creek Saddle, ca. 10 yds w of Round Valley Rd, ca 5.5 mi sw of jct with Newville Rd, ca. 7.5 mi sw of Paskenta. 449 Comment
  CHSC53959  Salvia columbariae Vernon H. Oswald; Lowell Ahart 1991-4-16 4499 Tehama Colyear Springs Rd, 0.8 mile west of Lowrey Rd, north of Paskenta. 240 Comment
  HSC96803  Salvia columbariae J. Carey, A. Hong, J. Leffingwell 1995-4-22 60 Tehama 9 mi. E on Hwy. 36 from its jct. with Rd. A16 457 Comment
  CHSC27332  Sambucus mexicana T. B. Devine 1977-5-22 386 Tehama Growing on N side of Pine Creek just N of reservoir. 121 Comment
  CAS-BOT-BC238599  Sambucus nigra subsp. caerulea John Thomas Howell 1960-8-20 36270 Tehama Near Lassen Volcanic National Park. Between Morgan and Childs Meadows 1524 Comment
  JEPS108898  Sanguisorba annua Lowell Ahart 2006-7-11 12956 Tehama On the north edge of the dirt road, about 20 yards east of where the dirt road crosses Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows 1518 Comment
  JEPS75801  Sanguisorba annua Todd and Virginia Keeler-Wolf 1974-6-14 Tehama Yolla Bolly Mountains Hensley Glade (Hensley Glade); , Hensley Glade 1417 Comment
  JEPS96078  Sanicula bipinnatifida Vernon H. Oswald and Lowell Ahart 1996-4-8 7321 Tehama BLM parcel along Hwy 36 ne Red Bluff (upper flood plain on e side of creek, ca 0.8 mi upstream from its mouth on Sacramento River); Cascade Range Foothills, Hog Lake Plateau, Paynes Creek 100 Comment
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Sep 24 2007
  UC195450  Sanicula crassicaulis A. A. Heller 1914-4-29 11332 Tehama 8 mi s of Vina (along Pine Creek); Pine Creek Comment
  UC735024  Sanicula graveolens Lincoln Constance and Herbert L. Mason with J. F. Davidson and J. M. Tucker 1947-5-18 3204 Tehama Anthony Peak 1676 Comment
  CHSC88526  Sanicula tuberosa Jenny Marr; Caroline Warren 1999-4-28 Tehama Vicinity of Red Bank Creek, Sunflower Gulch, and Dry Creek. 289 Comment
  HSC90477  Sanicula tuberosa Joe Doyle, Gayle Honeycutt, Ethan Freid 1992-3-27 26 Tehama Tedock Gap Road, 2.3 mi. from the Tehama/Shasta County border 671 Comment
  CHSC65942  Scandix pecten-veneris Vernon H. Oswald; Lowell Ahart 1996-4-23 7436 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Cascade Range Foothills. 147 Comment
  CAS-BOT-BC111815  Schoenoplectus heterochaetus Peter Rubtzoff 1978-8-5 9246 Tehama North end of Wilson Lake on south side of Wilson Lake Road Comment
  JEPS105187  Schoenoplectus mucronatus Dean W. Taylor 1992-10-8 13263 Tehama Coyote Creek, ca. 5 mi S of Red Bluff at crossing of Rawson Road 97 Comment
  CHSC46881  Schoenoplectus subterminalis Vernon Oswald 1989-8-29 3975 Tehama Wilson Lake, ca. 9 mi (air) e of Mineral. 1604 Comment
  CAS-BOT-BC35553  Scirpus congdonii Mrs. H. C. Cantelow 1939-5-20 2690 Tehama about 11 miles E of Mineral Comment
  CHSC60452  Scirpus diffusus Mary Ann Showers 1992-6-26 2575 Tehama Lassen Volcanic National Park. Above canyon bottom east of Sulphur Works Entrance Station above West Sulphur Creek. 1950 Comment
  JEPS101846  Scirpus diffusus Dean W. Taylor 1990-8-10 11447 Tehama Wilson Lake 1584 Comment
  JEPS115513  Scirpus diffusus Lowell Ahart, John Dittes, Josephine Guardino 2009-8-27 16337 Tehama Along and in a small seep (spring), west side of pond, on the east side of Forest Service Road 29N25A, Childs Meadows, about 2600 ft south of the intersection of Highway 36 (89) and Forest Service Road 29N25A, 2.3 miles (air) northeast of the town of Mil 1493 Comment
  CAS-BOT-BC111119  Scirpus microcarpus Alice Eastwood; John Thomas Howell 1941-7-9 9778 Tehama Log Spring Ridge between Log Spring and Government Flat. Comment
  RSA66621  Scirpus microcarpus Phillip A. Munz 1951-7-26 16914 Tehama South base of South Yolla Bolly Mountains 2104 Comment
  CHSC43393  Scleranthus annuus subsp. annuus Lowell Ahart 1979-4-25 1842 Tehama On gravel bars along Dibble Creek, about 1.5 miles north of Red Bluff. 91 Comment
  CHSC79012  Scleranthus annuus subsp. annuus J. Marr; C. Warren 1998-4-15 Tehama West of Orland, vicinity of Newville, Round Valley/Garland Rd, and Mendocino NF land. 289 Comment
  CHSC82301  Scleranthus annuus subsp. annuus Lowell Ahart 2002-4-27 9551 Tehama On road base, on the east and north side of Road M2, about 50 yards north of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  UCD21108  Scleranthus annuus subsp. annuus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-23 284 Tehama Inks Creek Ranch site. Pool # INK205. UTMs 10T0578839; 4466681. Comment
  CAS-BOT-BC243493  Scribneria bolanderi Milo Baker; Keith Wagnon 1953-6-1 s.n. Tehama 7 miles west of Paskenta Comment
  CHSC27779  Scribneria bolanderi K. Bridwell 1978-4-14 68 Tehama Ca. 10 mi ne of Red Bluff. 140 Comment
  CHSC54028  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 1991-5-9 4553 .1 Tehama Paynes Creek Recreation Area located ca. 1.5 mi northeast of the Bend Bridge over the Sacramento River, ca. 6.5 miles north-northeast of Red Bluff. On the north side of the pond ca. 0.6 mi east-southeast of the entrance kiosk. 112 Comment
  CHSC80570  Scribneria bolanderi Vernon H. Oswald; Lowell Ahart 2001-5-7 10024 Tehama Forest Road 26N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. 1079 Comment
  CHSC82319  Scribneria bolanderi Lowell Ahart 2002-4-27 9556 Tehama About 10 yards northwest of the cattle guard, northwest of where the road is wide and one can park, along the west side of the dirt road that leads to the tower, east of Road M2, about 8 miles west of Paskenta. 609 Comment
  UCR197963  Scribneria bolanderi Beecher Crampton 1953-4-29 1157 Tehama 4 mi south of Dales, along Route 36 Comment
  SEINET10827632  Scribneria bolanderi Vernon H. Oswald, Lowell Ahart 1995-7-12 Oswald 7010 Tehama Inner North Coast Ranges, Chaparral, serpentine-derived soil. 981 Comment
  CHSC79177  Scutellaria antirrhinoides L. P. Janeway 2000-6-29 6851 Tehama High North Coast Ranges. About 1100 m east of Mt. Linn, on top of the ridge from Mt. Linn to Ides Cove Trailhead. 2300 Comment
  UC1025111  Scutellaria antirrhinoides Douglas Barbe 1955-7-16 177 Tehama on the e ridge leading to the summit of South Yolla Bolly ((Mount Linn)); South Yolla Bolly (Mount Linn) 2286 Comment
  CHSC66491  Scutellaria californica Vernon H. Oswald; Lowell Ahart 1996-5-20 7583 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. 182 Comment
  CHSC85293  Scutellaria californica John Dittes; Josephine Guardino, Lowell Ahart 2003-8-23 811 Tehama High North Coast Range; Yolla Bolly-Middle Eel Wilderness; South Yolla Bolly Mountains; north slope of eastern ridge of Mt. Linn; ca. 0.8 air-mile east of Square Lake. Downslope of trail. 2113 Comment
  JEPS118713  Scutellaria californica B. Castro and L. P. Janeway 1999-8-22 1034 B Tehama High North Coast Ranges. Unnamed but mapped spring 0.4 mi NW of Govt. Flat and 0.3 mi NE of Uhl Peak. Mendocino Pass 7.5' quad. Comment
  CHSC77593  Scutellaria siphocampyloides B. Castro; L. P. Janeway 1999-6-3 952 Tehama About 23 air miles W of Red Bluff, vicinity of Pettyjohn Rd and S. Fork Cottonwood Creek. 359 Comment
  UCD80401  Scutellaria siphocampyloides CNPS SN Foothill Team 2005-5-18 SNNR 0078 b Tehama TNC, Dye Creek Preserve, upper fork drainage of Wildcat Gulch. 363 Comment
  CDA41036  Scutellaria siphocampyloides L. Ahart 2001-6-8 8777 Tehama On the west side of road M2, about 9 miles west of Paskenta. Comment
  UCD35957  Scutellaria tuberosa Beecher Crampton 1953-4-30 1188 Tehama 1.5 miles south of Payne Creek. 548 Comment
  RSA90843  Scutellaria tuberosa Milo S. Baker, H. K. Wagnon 1953-5-31 12557 Tehama Logging road west of Paskenta near 5 mile post. Comment
  HSC6468  Sedella congdonii John L. Heywood, D. H. Norris 1968-3-31 1863 Tehama Hwy. 36, 56 mi. E of Shasta Co. line Comment
  CHSC90596  Sedella pumila Jean A. Graham 1988-4-24 19 Tehama S side of Plum Creek Rd., 3.5 mi se of Hwy 36 and ca. 28 mi ne of Red Bluff. Comment
  UC1873662  Sedella pumila Barbara Ertter with James R. Shevock 1992-6-14 11154 Tehama Plum Creek Road 1.8 miles south of Paynes Creek (town). Comment
  UC1072714  Sedum laxum subsp. laxum Douglas Barbe 1955-7-16 175 Tehama on the e ridge leading to the summit South Yolla Bolly (Mt. Linn); e ridge leading to summit South Yolla Bolly (Mt. Linn) 2286 Comment
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Oct 29 2020
  CHSC25077  Sedum spathulifolium J. R. Walker 1973-4-30 21 Tehama 2 mi n of Tehama-Butte county line on state hwy 32. 609 Comment
  SFV17877  Sedum spathulifolium J. D. Dilley 1998-7-16 372 Tehama Sierra Nevada Alder Creek, 18 miles southwest of Chester on State Route 32. 1189 Comment
  CHSC30013  Selaginella hansenii John Griffith 1980-4-23 29 Tehama Ponderosa Way 2.3 mi n of Deer Creek. 728 Comment
  JEPS97382  Selaginella hansenii Vernon H. Oswald and Lowell Ahart 1995-2-22 6484 Tehama 14 mi NE of Red Bluff (W side of Manton Rd (A6) ca. 1 mi N of Dales Station on Hwy 36; NE corner of the reserve); Cascade Range Foothills, Dales Lake Ecological Reserve 225 Comment
  HSC78631  Selaginella hansenii L. P. Janeway 1984-9-18 1160 Tehama Above Mill Creek, near Black Rock 793 Comment
  JEPS16657  Senecio aronicoides Milo S. Baker and H. K. Wagnon 1953-7-11 12841 Tehama 3 mi above Whitlock Camp 1524 Comment
  CAS-BOT-BC363431  Senecio aronicoides P. A. Munz 1951-7-18 16674 Tehama N. slope of N. Yolla Bolly Pk., North Yolla Bolly Mts., line of Tehama - Trinity County 1981 Comment
  CHSC80609  Senecio eurycephalus var. eurycephalus Vernon H. Oswald; Lowell Ahart 2001-6-5 10046 Tehama Southwest of Pepperwood Spring on Raglin Ridge Rd 3.8 mi southwest of the low water crossing of the North Fork of Elder Creek. 426 Comment
  CHSC62637  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1994-3-8 5974 Tehama Junction of Black Butte Rd. and Black Butte Rd. West, N side of Black Butte Lake, roadside banks. 161 Comment
  CHSC65717  Senecio vulgaris Vernon H. Oswald; Lowell Ahart 1996-4-3 7297 Tehama Northwest side of Sacramento Valley. Thomes Creek Ecological Reserve. CDFG parcel on the S side of Gyle Rd., NW of Corning. Along the intermittent stream ca. 0.4 mi E of the dirt lane along the W side of the parcel. 103 Comment
  JEPS104231  Setaria pumila Lowell Ahart 2003-9-17 10588 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS96008  Setaria sphacelata Vernon H. Oswald and Lowell Ahart 1996-7-8 7989 Tehama on e side of Hwy 36 ca. 0.7 mi sw of parking lot at Hog Lake Plateau (Hwy 36 ne of Red Bluff near Hog Lake, Cascade Range Foothills); Cascade Range Foothills 274 Comment
  CHSC104782  Setaria viridis Lowell Ahart; John Dittes, Josephine Guardino 2010-9-1 17140 Tehama On the south side of John Dittes home, about 100 yards south of Mill Creek, about 0.3 miles east of confluence with the Sacramento River, Los Molinos. 64 Comment
  CHSC89616  Sherardia arvensis Caroline Warren; Jenny Marr, Heidi West, Natalie Wight 1998-6-16 Tehama Vicinity of Newville, Garland/Round Valley Road, and Williams Butte. In low slopes by stream channel. 274 Comment
  JEPS97970  Sidalcea calycosa S. Bainbridge 1998-6-6 1141 Tehama N edge of Mud Springs, ca. 2 mi E on Hooper Creek from junction with Meeker Creek 289 Comment
  CHSC87360  Sidalcea hartwegii Lowell Ahart 2004-4-29 10780 Tehama About 20 yards north of the Nomalaki Trail, about 50 yards north of Bowers Creek, about 3/4 mile northwest of Forest Road 23N69 (Mud Flat Road), about 6 1/2 miles (air) southwest of Paskenta. 523 Comment
  JEPS94341  Sidalcea hartwegii Vernon H. Oswald and Lowell Ahart 1997-5-14 8426 Tehama 0.4 mi nw of the Middle Fork Antelope Creek (5.7 mi se of Plum Creek Road, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 28N29)); Ponderosa Way 981 Comment
  CHSC80038  Sidalcea hirsuta B. Castro; L. P. Janeway 2000-5-11 1147 Tehama Vicinity of Orland and Black Butte Lake, on terrace next to Rice Creek. 88 Comment
  JEPS97959  Sidalcea hirsuta K. Andreasen 1998-6-29 276 Tehama ca. 15 mi NE of Red Bluff (W of A6, at SW edge of Dales Lake in Ecological Reserve) Comment
  RSA565071  Sidalcea hirsuta D. W. Taylor 1992-5-14 13437 Tehama Dales Lake (along Road ca 1 miles N of Dales on Hwy 36); at the S end of the lake along Inks Cr. ranch road. 213 Comment
  JEPS97971  Sidalcea malviflora subsp. asprella K. Andreasen 1998-6-29 275 Tehama Hwy 36, 0.5 mi from Crane Creek Comment
  CAS-BOT-BC205772  Sidalcea oregana P. A. Munz 1951-7-26 16907 Tehama South base of South Yolla Bolly Mts. 2072 Comment
  CDA11955  Silene californica G. F. Hrusa 1989-4-1 5909 Tehama North Coast Ranges; Hwy 36 approx. 15 m W of Red Bluff. Comment
  JEPS87998  Silene douglasii Barbara Ertter, Brad Olson 1991-7-4 10221 Tehama 13.5 mi w Paskenta (Mill Creek crossing 0.9 mi w of Elder Cr/Riley Ridge jct., ca 27 airmi w of Corning, Toomes Camp Rd (Mendocino FR 23N01), edge of road and conifer..); Mendocino FR 23N01, Mill Creek crossing 1310 Comment
  CHSC65919  Silene gallica Vernon H. Oswald; Lowell Ahart 1996-4-23 7424 .2 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Between the NW end of Hog Lake and the vernal pool located to the west. 265 Comment
  CHSC79016  Silene gallica J. Marr; C. Warren, J. Cunningham 1998-4-20 Tehama West of Orland, vicinity of Williams Butte, and Round Valley/Garland Rd. 289 Comment
  CHSC92799  Silene gallica John Dittes; Josephine Guardino 2005-4-13 1063 Tehama Northern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. 64 Comment
  CHSC96659  Silene gallica Lowell Ahart 2007-5-8 13762 Tehama Along flood plain of Dibble Creek, about 100 yards north of Highway 36, about 3.7 miles west of the intersection of Highway 36 and 99 or I-5, about 4 miles (air) northwest of Red Bluff. 111 Comment
  UCD160067  Silene laciniata subsp. californica James A. Neilson 1975-4-29 s.n. Tehama Highway 36, ca. 25 miles west of Red Bluff. (Exact location unknown. Elevation and coordinates estimated by label maker.) 304 Comment
  CAS-BOT-BC388997  Silene laciniata subsp. californica N. Wynne; M. Peckham; J. Bamesberger 1994-4-10 17 Tehama N side of Hwy 36, 3 miles E of A5 228 Comment
  CHSC44201  Silene lemmonii Vernon Oswald 1988-7-12 3557 Tehama Ides Cove Loop Trail (9W04), South Yolla Bolly Mts, at Long Lake. 2148 Comment
  CHSC90888  Silene lemmonii Niall McCarten; Roxanne Bittman 1986-6-15 5439 Tehama Mendocino National Forest; North Coast Ranges; Thomes Creek Watershed. 'Ovenlid,' S side Rd. 25N29. 2011 Comment
  UCR130061  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2001-7-7 6912 Tehama Northern Sierra Nevada Mountains, SE of Mt. Lassen; Calif. Hwy 36/89 at Gurnsey Creek, about 2 mi north of junction with Calif. Hwy 32 1448 Comment
  JEPS51036  Silene occidentalis Joseph Grinnell Tehama Mineral 1463 Comment
  UC54468  Silene occidentalis subsp. occidentalis H. M. Hall and E. B. Babcock July 1-2, 1903 4394 Tehama near Morgan (Mill Creek Canyon); Mount Lassen, , near Morgan 1524 Comment
  CHSC64698  Silybum marianum Vernon H. Oswald 1995-5-28 6791 Tehama Cascade Range Foothills. Dales Lake Ecological Reserve. W side of Manton Rd. (A6) ca. 2 mi n of Hwy. 36 at Dales Station, ca. 14 mi ne of Red Bluff. On the w edge of the old highway on the s side of the basalt ridge crossing the ne corner of the reserve. 225 Comment
  CHSC78821  Sisymbrium officinale Julie Cunningham; Heidi West, Caroline Warren 1998-5-14 Tehama Vicinity of North Fork Stony Creek, Round Valley Road, and Newville Road (Garland Road). 274 Comment
  CHSC59175  Sisymbrium orientale Vernon H. Oswald 1992-9-29 5222 Tehama Hwy. 89 at Bluff Falls, 0.8 mi S of the boundary of Lassen Volcanic National Park. Roadside. 1972 Comment
  UC429220  Sisyrinchium idahoense var. occidentale Milo S. Baker before Feb. 1906 Tehama Little Hot Spring Valley Comment
  CHSC66885  Solanum americanum Vernon H. Oswald; Lowell Ahart 1996-9-4 8268 Tehama Cascade Range Foothills. Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. On the edge of Paynes Creek ca. 1 mi upstream from the old bridge site. 131 Comment
  JEPS117391  Solanum americanum Lowell Ahart, John Dittes 2010-10-4 17296 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS121163  Solanum rostratum Lowell Ahart 2013-8-2 18982 Tehama Gravel bar on the S side of Burris Creek, strand of Black Butte Reservoir, about 1.5 miles SW of the Dam, about 12 air miles NW of Orland. Comment
  JEPS103258  Solanum umbelliferum Lowell Ahart 2002-4-27 9561 Tehama On the side of a wash, on the north side of Road M2, about 50 yards NW of the dirt road that leads to the tower, about 8 miles west of Paskenta. 609 Comment
  CAS-BOT-BC58509  Solanum umbelliferum A. Eastwood; J. T. Howell 1934-4-22 1879 Tehama 4 miles W of Paynes Creek Comment
  RSA21520  Solanum umbelliferum Carl B. Wolf 1937-5-16 8706 Tehama Northern Sierra Nevada Foothills, Red Bluff - Susanville Road, 2.3 miles below Paynes Creek P.O. 366 Comment
  CDA8719  Solidago californica L. Ahart, S. M. Hillaire 2004-7-9 11215 Tehama Along the sides of the Mill Creek Trail (4E10), north of Mill Creek, about 1/4 mile west of the Black Rock, Black Rock Campground, and Ponderosa Way (Forest Road 28N29), about 26 miles (air) east of Red Bluff. Comment
  CDA8801  Solidago spectabilis L. Ahart 2006-9-9 13264 Tehama On the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. Comment
  CHSC94545  Solidago spectabilis Lowell Ahart 2006-9-9 13264 Tehama Near and in bogs, on the west side of the dirt road, about 120 yards east of Colby Creek, about 2 miles (air) southeast of Colby Mountain, about 5 miles (air) northeast of Butte Meadows. 1525 Comment